diff --git a/packages/google-cloud-memcache/protos/protos.js b/packages/google-cloud-memcache/protos/protos.js
index 06d488af75d..2926bf774c3 100644
--- a/packages/google-cloud-memcache/protos/protos.js
+++ b/packages/google-cloud-memcache/protos/protos.js
@@ -527,41 +527,41 @@
                         Instance.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                            if (message.name != null && message.hasOwnProperty("name"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                            if (message.displayName != null && Object.hasOwnProperty.call(message, "displayName"))
+                            if (message.displayName != null && message.hasOwnProperty("displayName"))
                                 writer.uint32(/* id 2, wireType 2 =*/18).string(message.displayName);
-                            if (message.labels != null && Object.hasOwnProperty.call(message, "labels"))
+                            if (message.labels != null && message.hasOwnProperty("labels"))
                                 for (var keys = Object.keys(message.labels), i = 0; i < keys.length; ++i)
                                     writer.uint32(/* id 3, wireType 2 =*/26).fork().uint32(/* id 1, wireType 2 =*/10).string(keys[i]).uint32(/* id 2, wireType 2 =*/18).string(message.labels[keys[i]]).ldelim();
-                            if (message.authorizedNetwork != null && Object.hasOwnProperty.call(message, "authorizedNetwork"))
+                            if (message.authorizedNetwork != null && message.hasOwnProperty("authorizedNetwork"))
                                 writer.uint32(/* id 4, wireType 2 =*/34).string(message.authorizedNetwork);
                             if (message.zones != null && message.zones.length)
                                 for (var i = 0; i < message.zones.length; ++i)
                                     writer.uint32(/* id 5, wireType 2 =*/42).string(message.zones[i]);
-                            if (message.nodeCount != null && Object.hasOwnProperty.call(message, "nodeCount"))
+                            if (message.nodeCount != null && message.hasOwnProperty("nodeCount"))
                                 writer.uint32(/* id 6, wireType 0 =*/48).int32(message.nodeCount);
-                            if (message.nodeConfig != null && Object.hasOwnProperty.call(message, "nodeConfig"))
+                            if (message.nodeConfig != null && message.hasOwnProperty("nodeConfig"))
                                 $root.google.cloud.memcache.v1beta2.Instance.NodeConfig.encode(message.nodeConfig, writer.uint32(/* id 7, wireType 2 =*/58).fork()).ldelim();
-                            if (message.memcacheVersion != null && Object.hasOwnProperty.call(message, "memcacheVersion"))
+                            if (message.memcacheVersion != null && message.hasOwnProperty("memcacheVersion"))
                                 writer.uint32(/* id 9, wireType 0 =*/72).int32(message.memcacheVersion);
-                            if (message.parameters != null && Object.hasOwnProperty.call(message, "parameters"))
+                            if (message.parameters != null && message.hasOwnProperty("parameters"))
                                 $root.google.cloud.memcache.v1beta2.MemcacheParameters.encode(message.parameters, writer.uint32(/* id 11, wireType 2 =*/90).fork()).ldelim();
                             if (message.memcacheNodes != null && message.memcacheNodes.length)
                                 for (var i = 0; i < message.memcacheNodes.length; ++i)
                                     $root.google.cloud.memcache.v1beta2.Instance.Node.encode(message.memcacheNodes[i], writer.uint32(/* id 12, wireType 2 =*/98).fork()).ldelim();
-                            if (message.createTime != null && Object.hasOwnProperty.call(message, "createTime"))
+                            if (message.createTime != null && message.hasOwnProperty("createTime"))
                                 $root.google.protobuf.Timestamp.encode(message.createTime, writer.uint32(/* id 13, wireType 2 =*/106).fork()).ldelim();
-                            if (message.updateTime != null && Object.hasOwnProperty.call(message, "updateTime"))
+                            if (message.updateTime != null && message.hasOwnProperty("updateTime"))
                                 $root.google.protobuf.Timestamp.encode(message.updateTime, writer.uint32(/* id 14, wireType 2 =*/114).fork()).ldelim();
-                            if (message.state != null && Object.hasOwnProperty.call(message, "state"))
+                            if (message.state != null && message.hasOwnProperty("state"))
                                 writer.uint32(/* id 15, wireType 0 =*/120).int32(message.state);
-                            if (message.memcacheFullVersion != null && Object.hasOwnProperty.call(message, "memcacheFullVersion"))
+                            if (message.memcacheFullVersion != null && message.hasOwnProperty("memcacheFullVersion"))
                                 writer.uint32(/* id 18, wireType 2 =*/146).string(message.memcacheFullVersion);
                             if (message.instanceMessages != null && message.instanceMessages.length)
                                 for (var i = 0; i < message.instanceMessages.length; ++i)
                                     $root.google.cloud.memcache.v1beta2.Instance.InstanceMessage.encode(message.instanceMessages[i], writer.uint32(/* id 19, wireType 2 =*/154).fork()).ldelim();
-                            if (message.discoveryEndpoint != null && Object.hasOwnProperty.call(message, "discoveryEndpoint"))
+                            if (message.discoveryEndpoint != null && message.hasOwnProperty("discoveryEndpoint"))
                                 writer.uint32(/* id 20, wireType 2 =*/162).string(message.discoveryEndpoint);
                             return writer;
                         };
@@ -1055,9 +1055,9 @@
                             NodeConfig.encode = function encode(message, writer) {
                                 if (!writer)
                                     writer = $Writer.create();
-                                if (message.cpuCount != null && Object.hasOwnProperty.call(message, "cpuCount"))
+                                if (message.cpuCount != null && message.hasOwnProperty("cpuCount"))
                                     writer.uint32(/* id 1, wireType 0 =*/8).int32(message.cpuCount);
-                                if (message.memorySizeMb != null && Object.hasOwnProperty.call(message, "memorySizeMb"))
+                                if (message.memorySizeMb != null && message.hasOwnProperty("memorySizeMb"))
                                     writer.uint32(/* id 2, wireType 0 =*/16).int32(message.memorySizeMb);
                                 return writer;
                             };
@@ -1301,17 +1301,17 @@
                             Node.encode = function encode(message, writer) {
                                 if (!writer)
                                     writer = $Writer.create();
-                                if (message.nodeId != null && Object.hasOwnProperty.call(message, "nodeId"))
+                                if (message.nodeId != null && message.hasOwnProperty("nodeId"))
                                     writer.uint32(/* id 1, wireType 2 =*/10).string(message.nodeId);
-                                if (message.zone != null && Object.hasOwnProperty.call(message, "zone"))
+                                if (message.zone != null && message.hasOwnProperty("zone"))
                                     writer.uint32(/* id 2, wireType 2 =*/18).string(message.zone);
-                                if (message.state != null && Object.hasOwnProperty.call(message, "state"))
+                                if (message.state != null && message.hasOwnProperty("state"))
                                     writer.uint32(/* id 3, wireType 0 =*/24).int32(message.state);
-                                if (message.host != null && Object.hasOwnProperty.call(message, "host"))
+                                if (message.host != null && message.hasOwnProperty("host"))
                                     writer.uint32(/* id 4, wireType 2 =*/34).string(message.host);
-                                if (message.port != null && Object.hasOwnProperty.call(message, "port"))
+                                if (message.port != null && message.hasOwnProperty("port"))
                                     writer.uint32(/* id 5, wireType 0 =*/40).int32(message.port);
-                                if (message.parameters != null && Object.hasOwnProperty.call(message, "parameters"))
+                                if (message.parameters != null && message.hasOwnProperty("parameters"))
                                     $root.google.cloud.memcache.v1beta2.MemcacheParameters.encode(message.parameters, writer.uint32(/* id 6, wireType 2 =*/50).fork()).ldelim();
                                 return writer;
                             };
@@ -1531,7 +1531,7 @@
                             /**
                              * State enum.
                              * @name google.cloud.memcache.v1beta2.Instance.Node.State
-                             * @enum {number}
+                             * @enum {string}
                              * @property {number} STATE_UNSPECIFIED=0 STATE_UNSPECIFIED value
                              * @property {number} CREATING=1 CREATING value
                              * @property {number} READY=2 READY value
@@ -1616,9 +1616,9 @@
                             InstanceMessage.encode = function encode(message, writer) {
                                 if (!writer)
                                     writer = $Writer.create();
-                                if (message.code != null && Object.hasOwnProperty.call(message, "code"))
+                                if (message.code != null && message.hasOwnProperty("code"))
                                     writer.uint32(/* id 1, wireType 0 =*/8).int32(message.code);
-                                if (message.message != null && Object.hasOwnProperty.call(message, "message"))
+                                if (message.message != null && message.hasOwnProperty("message"))
                                     writer.uint32(/* id 2, wireType 2 =*/18).string(message.message);
                                 return writer;
                             };
@@ -1774,7 +1774,7 @@
                             /**
                              * Code enum.
                              * @name google.cloud.memcache.v1beta2.Instance.InstanceMessage.Code
-                             * @enum {number}
+                             * @enum {string}
                              * @property {number} CODE_UNSPECIFIED=0 CODE_UNSPECIFIED value
                              * @property {number} ZONE_DISTRIBUTION_UNBALANCED=1 ZONE_DISTRIBUTION_UNBALANCED value
                              */
@@ -1791,7 +1791,7 @@
                         /**
                          * State enum.
                          * @name google.cloud.memcache.v1beta2.Instance.State
-                         * @enum {number}
+                         * @enum {string}
                          * @property {number} STATE_UNSPECIFIED=0 STATE_UNSPECIFIED value
                          * @property {number} CREATING=1 CREATING value
                          * @property {number} READY=2 READY value
@@ -1903,15 +1903,15 @@
                         ListInstancesRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.parent != null && Object.hasOwnProperty.call(message, "parent"))
+                            if (message.parent != null && message.hasOwnProperty("parent"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.parent);
-                            if (message.pageSize != null && Object.hasOwnProperty.call(message, "pageSize"))
+                            if (message.pageSize != null && message.hasOwnProperty("pageSize"))
                                 writer.uint32(/* id 2, wireType 0 =*/16).int32(message.pageSize);
-                            if (message.pageToken != null && Object.hasOwnProperty.call(message, "pageToken"))
+                            if (message.pageToken != null && message.hasOwnProperty("pageToken"))
                                 writer.uint32(/* id 3, wireType 2 =*/26).string(message.pageToken);
-                            if (message.filter != null && Object.hasOwnProperty.call(message, "filter"))
+                            if (message.filter != null && message.hasOwnProperty("filter"))
                                 writer.uint32(/* id 4, wireType 2 =*/34).string(message.filter);
-                            if (message.orderBy != null && Object.hasOwnProperty.call(message, "orderBy"))
+                            if (message.orderBy != null && message.hasOwnProperty("orderBy"))
                                 writer.uint32(/* id 5, wireType 2 =*/42).string(message.orderBy);
                             return writer;
                         };
@@ -2166,7 +2166,7 @@
                             if (message.resources != null && message.resources.length)
                                 for (var i = 0; i < message.resources.length; ++i)
                                     $root.google.cloud.memcache.v1beta2.Instance.encode(message.resources[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.nextPageToken != null && Object.hasOwnProperty.call(message, "nextPageToken"))
+                            if (message.nextPageToken != null && message.hasOwnProperty("nextPageToken"))
                                 writer.uint32(/* id 2, wireType 2 =*/18).string(message.nextPageToken);
                             if (message.unreachable != null && message.unreachable.length)
                                 for (var i = 0; i < message.unreachable.length; ++i)
@@ -2413,7 +2413,7 @@
                         GetInstanceRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                            if (message.name != null && message.hasOwnProperty("name"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                             return writer;
                         };
@@ -2618,11 +2618,11 @@
                         CreateInstanceRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.parent != null && Object.hasOwnProperty.call(message, "parent"))
+                            if (message.parent != null && message.hasOwnProperty("parent"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.parent);
-                            if (message.instanceId != null && Object.hasOwnProperty.call(message, "instanceId"))
+                            if (message.instanceId != null && message.hasOwnProperty("instanceId"))
                                 writer.uint32(/* id 2, wireType 2 =*/18).string(message.instanceId);
-                            if (message.resource != null && Object.hasOwnProperty.call(message, "resource"))
+                            if (message.resource != null && message.hasOwnProperty("resource"))
                                 $root.google.cloud.memcache.v1beta2.Instance.encode(message.resource, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                             return writer;
                         };
@@ -2846,9 +2846,9 @@
                         UpdateInstanceRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.updateMask != null && Object.hasOwnProperty.call(message, "updateMask"))
+                            if (message.updateMask != null && message.hasOwnProperty("updateMask"))
                                 $root.google.protobuf.FieldMask.encode(message.updateMask, writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.resource != null && Object.hasOwnProperty.call(message, "resource"))
+                            if (message.resource != null && message.hasOwnProperty("resource"))
                                 $root.google.cloud.memcache.v1beta2.Instance.encode(message.resource, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
                             return writer;
                         };
@@ -3057,7 +3057,7 @@
                         DeleteInstanceRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                            if (message.name != null && message.hasOwnProperty("name"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                             return writer;
                         };
@@ -3263,12 +3263,12 @@
                         ApplyParametersRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                            if (message.name != null && message.hasOwnProperty("name"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                             if (message.nodeIds != null && message.nodeIds.length)
                                 for (var i = 0; i < message.nodeIds.length; ++i)
                                     writer.uint32(/* id 2, wireType 2 =*/18).string(message.nodeIds[i]);
-                            if (message.applyAll != null && Object.hasOwnProperty.call(message, "applyAll"))
+                            if (message.applyAll != null && message.hasOwnProperty("applyAll"))
                                 writer.uint32(/* id 3, wireType 0 =*/24).bool(message.applyAll);
                             return writer;
                         };
@@ -3511,11 +3511,11 @@
                         UpdateParametersRequest.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                            if (message.name != null && message.hasOwnProperty("name"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                            if (message.updateMask != null && Object.hasOwnProperty.call(message, "updateMask"))
+                            if (message.updateMask != null && message.hasOwnProperty("updateMask"))
                                 $root.google.protobuf.FieldMask.encode(message.updateMask, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                            if (message.parameters != null && Object.hasOwnProperty.call(message, "parameters"))
+                            if (message.parameters != null && message.hasOwnProperty("parameters"))
                                 $root.google.cloud.memcache.v1beta2.MemcacheParameters.encode(message.parameters, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                             return writer;
                         };
@@ -3745,9 +3745,9 @@
                         MemcacheParameters.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.id != null && Object.hasOwnProperty.call(message, "id"))
+                            if (message.id != null && message.hasOwnProperty("id"))
                                 writer.uint32(/* id 1, wireType 2 =*/10).string(message.id);
-                            if (message.params != null && Object.hasOwnProperty.call(message, "params"))
+                            if (message.params != null && message.hasOwnProperty("params"))
                                 for (var keys = Object.keys(message.params), i = 0; i < keys.length; ++i)
                                     writer.uint32(/* id 3, wireType 2 =*/26).fork().uint32(/* id 1, wireType 2 =*/10).string(keys[i]).uint32(/* id 2, wireType 2 =*/18).string(message.params[keys[i]]).ldelim();
                             return writer;
@@ -4020,19 +4020,19 @@
                         OperationMetadata.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.createTime != null && Object.hasOwnProperty.call(message, "createTime"))
+                            if (message.createTime != null && message.hasOwnProperty("createTime"))
                                 $root.google.protobuf.Timestamp.encode(message.createTime, writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                            if (message.endTime != null && Object.hasOwnProperty.call(message, "endTime"))
+                            if (message.endTime != null && message.hasOwnProperty("endTime"))
                                 $root.google.protobuf.Timestamp.encode(message.endTime, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                            if (message.target != null && Object.hasOwnProperty.call(message, "target"))
+                            if (message.target != null && message.hasOwnProperty("target"))
                                 writer.uint32(/* id 3, wireType 2 =*/26).string(message.target);
-                            if (message.verb != null && Object.hasOwnProperty.call(message, "verb"))
+                            if (message.verb != null && message.hasOwnProperty("verb"))
                                 writer.uint32(/* id 4, wireType 2 =*/34).string(message.verb);
-                            if (message.statusDetail != null && Object.hasOwnProperty.call(message, "statusDetail"))
+                            if (message.statusDetail != null && message.hasOwnProperty("statusDetail"))
                                 writer.uint32(/* id 5, wireType 2 =*/42).string(message.statusDetail);
-                            if (message.cancelRequested != null && Object.hasOwnProperty.call(message, "cancelRequested"))
+                            if (message.cancelRequested != null && message.hasOwnProperty("cancelRequested"))
                                 writer.uint32(/* id 6, wireType 0 =*/48).bool(message.cancelRequested);
-                            if (message.apiVersion != null && Object.hasOwnProperty.call(message, "apiVersion"))
+                            if (message.apiVersion != null && message.hasOwnProperty("apiVersion"))
                                 writer.uint32(/* id 7, wireType 2 =*/58).string(message.apiVersion);
                             return writer;
                         };
@@ -4243,7 +4243,7 @@
                     /**
                      * MemcacheVersion enum.
                      * @name google.cloud.memcache.v1beta2.MemcacheVersion
-                     * @enum {number}
+                     * @enum {string}
                      * @property {number} MEMCACHE_VERSION_UNSPECIFIED=0 MEMCACHE_VERSION_UNSPECIFIED value
                      * @property {number} MEMCACHE_1_5=1 MEMCACHE_1_5 value
                      */
@@ -4311,7 +4311,7 @@
                         LocationMetadata.encode = function encode(message, writer) {
                             if (!writer)
                                 writer = $Writer.create();
-                            if (message.availableZones != null && Object.hasOwnProperty.call(message, "availableZones"))
+                            if (message.availableZones != null && message.hasOwnProperty("availableZones"))
                                 for (var keys = Object.keys(message.availableZones), i = 0; i < keys.length; ++i) {
                                     writer.uint32(/* id 1, wireType 2 =*/10).fork().uint32(/* id 1, wireType 2 =*/10).string(keys[i]);
                                     $root.google.cloud.memcache.v1beta2.ZoneMetadata.encode(message.availableZones[keys[i]], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim().ldelim();
@@ -4716,7 +4716,7 @@
                     if (message.rules != null && message.rules.length)
                         for (var i = 0; i < message.rules.length; ++i)
                             $root.google.api.HttpRule.encode(message.rules[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                    if (message.fullyDecodeReservedExpansion != null && Object.hasOwnProperty.call(message, "fullyDecodeReservedExpansion"))
+                    if (message.fullyDecodeReservedExpansion != null && message.hasOwnProperty("fullyDecodeReservedExpansion"))
                         writer.uint32(/* id 2, wireType 0 =*/16).bool(message.fullyDecodeReservedExpansion);
                     return writer;
                 };
@@ -5030,26 +5030,26 @@
                 HttpRule.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.selector != null && Object.hasOwnProperty.call(message, "selector"))
+                    if (message.selector != null && message.hasOwnProperty("selector"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.selector);
-                    if (message.get != null && Object.hasOwnProperty.call(message, "get"))
+                    if (message.get != null && message.hasOwnProperty("get"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.get);
-                    if (message.put != null && Object.hasOwnProperty.call(message, "put"))
+                    if (message.put != null && message.hasOwnProperty("put"))
                         writer.uint32(/* id 3, wireType 2 =*/26).string(message.put);
-                    if (message.post != null && Object.hasOwnProperty.call(message, "post"))
+                    if (message.post != null && message.hasOwnProperty("post"))
                         writer.uint32(/* id 4, wireType 2 =*/34).string(message.post);
-                    if (message["delete"] != null && Object.hasOwnProperty.call(message, "delete"))
+                    if (message["delete"] != null && message.hasOwnProperty("delete"))
                         writer.uint32(/* id 5, wireType 2 =*/42).string(message["delete"]);
-                    if (message.patch != null && Object.hasOwnProperty.call(message, "patch"))
+                    if (message.patch != null && message.hasOwnProperty("patch"))
                         writer.uint32(/* id 6, wireType 2 =*/50).string(message.patch);
-                    if (message.body != null && Object.hasOwnProperty.call(message, "body"))
+                    if (message.body != null && message.hasOwnProperty("body"))
                         writer.uint32(/* id 7, wireType 2 =*/58).string(message.body);
-                    if (message.custom != null && Object.hasOwnProperty.call(message, "custom"))
+                    if (message.custom != null && message.hasOwnProperty("custom"))
                         $root.google.api.CustomHttpPattern.encode(message.custom, writer.uint32(/* id 8, wireType 2 =*/66).fork()).ldelim();
                     if (message.additionalBindings != null && message.additionalBindings.length)
                         for (var i = 0; i < message.additionalBindings.length; ++i)
                             $root.google.api.HttpRule.encode(message.additionalBindings[i], writer.uint32(/* id 11, wireType 2 =*/90).fork()).ldelim();
-                    if (message.responseBody != null && Object.hasOwnProperty.call(message, "responseBody"))
+                    if (message.responseBody != null && message.hasOwnProperty("responseBody"))
                         writer.uint32(/* id 12, wireType 2 =*/98).string(message.responseBody);
                     return writer;
                 };
@@ -5406,9 +5406,9 @@
                 CustomHttpPattern.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.kind != null && Object.hasOwnProperty.call(message, "kind"))
+                    if (message.kind != null && message.hasOwnProperty("kind"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.kind);
-                    if (message.path != null && Object.hasOwnProperty.call(message, "path"))
+                    if (message.path != null && message.hasOwnProperty("path"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.path);
                     return writer;
                 };
@@ -5554,7 +5554,7 @@
             /**
              * FieldBehavior enum.
              * @name google.api.FieldBehavior
-             * @enum {number}
+             * @enum {string}
              * @property {number} FIELD_BEHAVIOR_UNSPECIFIED=0 FIELD_BEHAVIOR_UNSPECIFIED value
              * @property {number} OPTIONAL=1 OPTIONAL value
              * @property {number} REQUIRED=2 REQUIRED value
@@ -5675,18 +5675,18 @@
                 ResourceDescriptor.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.type != null && Object.hasOwnProperty.call(message, "type"))
+                    if (message.type != null && message.hasOwnProperty("type"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.type);
                     if (message.pattern != null && message.pattern.length)
                         for (var i = 0; i < message.pattern.length; ++i)
                             writer.uint32(/* id 2, wireType 2 =*/18).string(message.pattern[i]);
-                    if (message.nameField != null && Object.hasOwnProperty.call(message, "nameField"))
+                    if (message.nameField != null && message.hasOwnProperty("nameField"))
                         writer.uint32(/* id 3, wireType 2 =*/26).string(message.nameField);
-                    if (message.history != null && Object.hasOwnProperty.call(message, "history"))
+                    if (message.history != null && message.hasOwnProperty("history"))
                         writer.uint32(/* id 4, wireType 0 =*/32).int32(message.history);
-                    if (message.plural != null && Object.hasOwnProperty.call(message, "plural"))
+                    if (message.plural != null && message.hasOwnProperty("plural"))
                         writer.uint32(/* id 5, wireType 2 =*/42).string(message.plural);
-                    if (message.singular != null && Object.hasOwnProperty.call(message, "singular"))
+                    if (message.singular != null && message.hasOwnProperty("singular"))
                         writer.uint32(/* id 6, wireType 2 =*/50).string(message.singular);
                     return writer;
                 };
@@ -5906,7 +5906,7 @@
                 /**
                  * History enum.
                  * @name google.api.ResourceDescriptor.History
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} HISTORY_UNSPECIFIED=0 HISTORY_UNSPECIFIED value
                  * @property {number} ORIGINALLY_SINGLE_PATTERN=1 ORIGINALLY_SINGLE_PATTERN value
                  * @property {number} FUTURE_MULTI_PATTERN=2 FUTURE_MULTI_PATTERN value
@@ -5987,9 +5987,9 @@
                 ResourceReference.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.type != null && Object.hasOwnProperty.call(message, "type"))
+                    if (message.type != null && message.hasOwnProperty("type"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.type);
-                    if (message.childType != null && Object.hasOwnProperty.call(message, "childType"))
+                    if (message.childType != null && message.hasOwnProperty("childType"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.childType);
                     return writer;
                 };
@@ -6514,9 +6514,9 @@
                 FileDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message["package"] != null && Object.hasOwnProperty.call(message, "package"))
+                    if (message["package"] != null && message.hasOwnProperty("package"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message["package"]);
                     if (message.dependency != null && message.dependency.length)
                         for (var i = 0; i < message.dependency.length; ++i)
@@ -6533,9 +6533,9 @@
                     if (message.extension != null && message.extension.length)
                         for (var i = 0; i < message.extension.length; ++i)
                             $root.google.protobuf.FieldDescriptorProto.encode(message.extension[i], writer.uint32(/* id 7, wireType 2 =*/58).fork()).ldelim();
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.FileOptions.encode(message.options, writer.uint32(/* id 8, wireType 2 =*/66).fork()).ldelim();
-                    if (message.sourceCodeInfo != null && Object.hasOwnProperty.call(message, "sourceCodeInfo"))
+                    if (message.sourceCodeInfo != null && message.hasOwnProperty("sourceCodeInfo"))
                         $root.google.protobuf.SourceCodeInfo.encode(message.sourceCodeInfo, writer.uint32(/* id 9, wireType 2 =*/74).fork()).ldelim();
                     if (message.publicDependency != null && message.publicDependency.length)
                         for (var i = 0; i < message.publicDependency.length; ++i)
@@ -6543,7 +6543,7 @@
                     if (message.weakDependency != null && message.weakDependency.length)
                         for (var i = 0; i < message.weakDependency.length; ++i)
                             writer.uint32(/* id 11, wireType 0 =*/88).int32(message.weakDependency[i]);
-                    if (message.syntax != null && Object.hasOwnProperty.call(message, "syntax"))
+                    if (message.syntax != null && message.hasOwnProperty("syntax"))
                         writer.uint32(/* id 12, wireType 2 =*/98).string(message.syntax);
                     return writer;
                 };
@@ -7081,7 +7081,7 @@
                 DescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     if (message.field != null && message.field.length)
                         for (var i = 0; i < message.field.length; ++i)
@@ -7098,7 +7098,7 @@
                     if (message.extension != null && message.extension.length)
                         for (var i = 0; i < message.extension.length; ++i)
                             $root.google.protobuf.FieldDescriptorProto.encode(message.extension[i], writer.uint32(/* id 6, wireType 2 =*/50).fork()).ldelim();
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.MessageOptions.encode(message.options, writer.uint32(/* id 7, wireType 2 =*/58).fork()).ldelim();
                     if (message.oneofDecl != null && message.oneofDecl.length)
                         for (var i = 0; i < message.oneofDecl.length; ++i)
@@ -7563,11 +7563,11 @@
                     ExtensionRange.encode = function encode(message, writer) {
                         if (!writer)
                             writer = $Writer.create();
-                        if (message.start != null && Object.hasOwnProperty.call(message, "start"))
+                        if (message.start != null && message.hasOwnProperty("start"))
                             writer.uint32(/* id 1, wireType 0 =*/8).int32(message.start);
-                        if (message.end != null && Object.hasOwnProperty.call(message, "end"))
+                        if (message.end != null && message.hasOwnProperty("end"))
                             writer.uint32(/* id 2, wireType 0 =*/16).int32(message.end);
-                        if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                        if (message.options != null && message.hasOwnProperty("options"))
                             $root.google.protobuf.ExtensionRangeOptions.encode(message.options, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                         return writer;
                     };
@@ -7791,9 +7791,9 @@
                     ReservedRange.encode = function encode(message, writer) {
                         if (!writer)
                             writer = $Writer.create();
-                        if (message.start != null && Object.hasOwnProperty.call(message, "start"))
+                        if (message.start != null && message.hasOwnProperty("start"))
                             writer.uint32(/* id 1, wireType 0 =*/8).int32(message.start);
-                        if (message.end != null && Object.hasOwnProperty.call(message, "end"))
+                        if (message.end != null && message.hasOwnProperty("end"))
                             writer.uint32(/* id 2, wireType 0 =*/16).int32(message.end);
                         return writer;
                     };
@@ -8284,25 +8284,25 @@
                 FieldDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.extendee != null && Object.hasOwnProperty.call(message, "extendee"))
+                    if (message.extendee != null && message.hasOwnProperty("extendee"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.extendee);
-                    if (message.number != null && Object.hasOwnProperty.call(message, "number"))
+                    if (message.number != null && message.hasOwnProperty("number"))
                         writer.uint32(/* id 3, wireType 0 =*/24).int32(message.number);
-                    if (message.label != null && Object.hasOwnProperty.call(message, "label"))
+                    if (message.label != null && message.hasOwnProperty("label"))
                         writer.uint32(/* id 4, wireType 0 =*/32).int32(message.label);
-                    if (message.type != null && Object.hasOwnProperty.call(message, "type"))
+                    if (message.type != null && message.hasOwnProperty("type"))
                         writer.uint32(/* id 5, wireType 0 =*/40).int32(message.type);
-                    if (message.typeName != null && Object.hasOwnProperty.call(message, "typeName"))
+                    if (message.typeName != null && message.hasOwnProperty("typeName"))
                         writer.uint32(/* id 6, wireType 2 =*/50).string(message.typeName);
-                    if (message.defaultValue != null && Object.hasOwnProperty.call(message, "defaultValue"))
+                    if (message.defaultValue != null && message.hasOwnProperty("defaultValue"))
                         writer.uint32(/* id 7, wireType 2 =*/58).string(message.defaultValue);
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.FieldOptions.encode(message.options, writer.uint32(/* id 8, wireType 2 =*/66).fork()).ldelim();
-                    if (message.oneofIndex != null && Object.hasOwnProperty.call(message, "oneofIndex"))
+                    if (message.oneofIndex != null && message.hasOwnProperty("oneofIndex"))
                         writer.uint32(/* id 9, wireType 0 =*/72).int32(message.oneofIndex);
-                    if (message.jsonName != null && Object.hasOwnProperty.call(message, "jsonName"))
+                    if (message.jsonName != null && message.hasOwnProperty("jsonName"))
                         writer.uint32(/* id 10, wireType 2 =*/82).string(message.jsonName);
                     return writer;
                 };
@@ -8649,7 +8649,7 @@
                 /**
                  * Type enum.
                  * @name google.protobuf.FieldDescriptorProto.Type
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} TYPE_DOUBLE=1 TYPE_DOUBLE value
                  * @property {number} TYPE_FLOAT=2 TYPE_FLOAT value
                  * @property {number} TYPE_INT64=3 TYPE_INT64 value
@@ -8695,7 +8695,7 @@
                 /**
                  * Label enum.
                  * @name google.protobuf.FieldDescriptorProto.Label
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} LABEL_OPTIONAL=1 LABEL_OPTIONAL value
                  * @property {number} LABEL_REQUIRED=2 LABEL_REQUIRED value
                  * @property {number} LABEL_REPEATED=3 LABEL_REPEATED value
@@ -8776,9 +8776,9 @@
                 OneofDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.OneofOptions.encode(message.options, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
                     return writer;
                 };
@@ -9021,12 +9021,12 @@
                 EnumDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     if (message.value != null && message.value.length)
                         for (var i = 0; i < message.value.length; ++i)
                             $root.google.protobuf.EnumValueDescriptorProto.encode(message.value[i], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.EnumOptions.encode(message.options, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                     if (message.reservedRange != null && message.reservedRange.length)
                         for (var i = 0; i < message.reservedRange.length; ++i)
@@ -9329,9 +9329,9 @@
                     EnumReservedRange.encode = function encode(message, writer) {
                         if (!writer)
                             writer = $Writer.create();
-                        if (message.start != null && Object.hasOwnProperty.call(message, "start"))
+                        if (message.start != null && message.hasOwnProperty("start"))
                             writer.uint32(/* id 1, wireType 0 =*/8).int32(message.start);
-                        if (message.end != null && Object.hasOwnProperty.call(message, "end"))
+                        if (message.end != null && message.hasOwnProperty("end"))
                             writer.uint32(/* id 2, wireType 0 =*/16).int32(message.end);
                         return writer;
                     };
@@ -9551,11 +9551,11 @@
                 EnumValueDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.number != null && Object.hasOwnProperty.call(message, "number"))
+                    if (message.number != null && message.hasOwnProperty("number"))
                         writer.uint32(/* id 2, wireType 0 =*/16).int32(message.number);
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.EnumValueOptions.encode(message.options, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                     return writer;
                 };
@@ -9789,12 +9789,12 @@
                 ServiceDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     if (message.method != null && message.method.length)
                         for (var i = 0; i < message.method.length; ++i)
                             $root.google.protobuf.MethodDescriptorProto.encode(message.method[i], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.ServiceOptions.encode(message.options, writer.uint32(/* id 3, wireType 2 =*/26).fork()).ldelim();
                     return writer;
                 };
@@ -10074,17 +10074,17 @@
                 MethodDescriptorProto.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.inputType != null && Object.hasOwnProperty.call(message, "inputType"))
+                    if (message.inputType != null && message.hasOwnProperty("inputType"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.inputType);
-                    if (message.outputType != null && Object.hasOwnProperty.call(message, "outputType"))
+                    if (message.outputType != null && message.hasOwnProperty("outputType"))
                         writer.uint32(/* id 3, wireType 2 =*/26).string(message.outputType);
-                    if (message.options != null && Object.hasOwnProperty.call(message, "options"))
+                    if (message.options != null && message.hasOwnProperty("options"))
                         $root.google.protobuf.MethodOptions.encode(message.options, writer.uint32(/* id 4, wireType 2 =*/34).fork()).ldelim();
-                    if (message.clientStreaming != null && Object.hasOwnProperty.call(message, "clientStreaming"))
+                    if (message.clientStreaming != null && message.hasOwnProperty("clientStreaming"))
                         writer.uint32(/* id 5, wireType 0 =*/40).bool(message.clientStreaming);
-                    if (message.serverStreaming != null && Object.hasOwnProperty.call(message, "serverStreaming"))
+                    if (message.serverStreaming != null && message.hasOwnProperty("serverStreaming"))
                         writer.uint32(/* id 6, wireType 0 =*/48).bool(message.serverStreaming);
                     return writer;
                 };
@@ -10523,45 +10523,45 @@
                 FileOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.javaPackage != null && Object.hasOwnProperty.call(message, "javaPackage"))
+                    if (message.javaPackage != null && message.hasOwnProperty("javaPackage"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.javaPackage);
-                    if (message.javaOuterClassname != null && Object.hasOwnProperty.call(message, "javaOuterClassname"))
+                    if (message.javaOuterClassname != null && message.hasOwnProperty("javaOuterClassname"))
                         writer.uint32(/* id 8, wireType 2 =*/66).string(message.javaOuterClassname);
-                    if (message.optimizeFor != null && Object.hasOwnProperty.call(message, "optimizeFor"))
+                    if (message.optimizeFor != null && message.hasOwnProperty("optimizeFor"))
                         writer.uint32(/* id 9, wireType 0 =*/72).int32(message.optimizeFor);
-                    if (message.javaMultipleFiles != null && Object.hasOwnProperty.call(message, "javaMultipleFiles"))
+                    if (message.javaMultipleFiles != null && message.hasOwnProperty("javaMultipleFiles"))
                         writer.uint32(/* id 10, wireType 0 =*/80).bool(message.javaMultipleFiles);
-                    if (message.goPackage != null && Object.hasOwnProperty.call(message, "goPackage"))
+                    if (message.goPackage != null && message.hasOwnProperty("goPackage"))
                         writer.uint32(/* id 11, wireType 2 =*/90).string(message.goPackage);
-                    if (message.ccGenericServices != null && Object.hasOwnProperty.call(message, "ccGenericServices"))
+                    if (message.ccGenericServices != null && message.hasOwnProperty("ccGenericServices"))
                         writer.uint32(/* id 16, wireType 0 =*/128).bool(message.ccGenericServices);
-                    if (message.javaGenericServices != null && Object.hasOwnProperty.call(message, "javaGenericServices"))
+                    if (message.javaGenericServices != null && message.hasOwnProperty("javaGenericServices"))
                         writer.uint32(/* id 17, wireType 0 =*/136).bool(message.javaGenericServices);
-                    if (message.pyGenericServices != null && Object.hasOwnProperty.call(message, "pyGenericServices"))
+                    if (message.pyGenericServices != null && message.hasOwnProperty("pyGenericServices"))
                         writer.uint32(/* id 18, wireType 0 =*/144).bool(message.pyGenericServices);
-                    if (message.javaGenerateEqualsAndHash != null && Object.hasOwnProperty.call(message, "javaGenerateEqualsAndHash"))
+                    if (message.javaGenerateEqualsAndHash != null && message.hasOwnProperty("javaGenerateEqualsAndHash"))
                         writer.uint32(/* id 20, wireType 0 =*/160).bool(message.javaGenerateEqualsAndHash);
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 23, wireType 0 =*/184).bool(message.deprecated);
-                    if (message.javaStringCheckUtf8 != null && Object.hasOwnProperty.call(message, "javaStringCheckUtf8"))
+                    if (message.javaStringCheckUtf8 != null && message.hasOwnProperty("javaStringCheckUtf8"))
                         writer.uint32(/* id 27, wireType 0 =*/216).bool(message.javaStringCheckUtf8);
-                    if (message.ccEnableArenas != null && Object.hasOwnProperty.call(message, "ccEnableArenas"))
+                    if (message.ccEnableArenas != null && message.hasOwnProperty("ccEnableArenas"))
                         writer.uint32(/* id 31, wireType 0 =*/248).bool(message.ccEnableArenas);
-                    if (message.objcClassPrefix != null && Object.hasOwnProperty.call(message, "objcClassPrefix"))
+                    if (message.objcClassPrefix != null && message.hasOwnProperty("objcClassPrefix"))
                         writer.uint32(/* id 36, wireType 2 =*/290).string(message.objcClassPrefix);
-                    if (message.csharpNamespace != null && Object.hasOwnProperty.call(message, "csharpNamespace"))
+                    if (message.csharpNamespace != null && message.hasOwnProperty("csharpNamespace"))
                         writer.uint32(/* id 37, wireType 2 =*/298).string(message.csharpNamespace);
-                    if (message.swiftPrefix != null && Object.hasOwnProperty.call(message, "swiftPrefix"))
+                    if (message.swiftPrefix != null && message.hasOwnProperty("swiftPrefix"))
                         writer.uint32(/* id 39, wireType 2 =*/314).string(message.swiftPrefix);
-                    if (message.phpClassPrefix != null && Object.hasOwnProperty.call(message, "phpClassPrefix"))
+                    if (message.phpClassPrefix != null && message.hasOwnProperty("phpClassPrefix"))
                         writer.uint32(/* id 40, wireType 2 =*/322).string(message.phpClassPrefix);
-                    if (message.phpNamespace != null && Object.hasOwnProperty.call(message, "phpNamespace"))
+                    if (message.phpNamespace != null && message.hasOwnProperty("phpNamespace"))
                         writer.uint32(/* id 41, wireType 2 =*/330).string(message.phpNamespace);
-                    if (message.phpGenericServices != null && Object.hasOwnProperty.call(message, "phpGenericServices"))
+                    if (message.phpGenericServices != null && message.hasOwnProperty("phpGenericServices"))
                         writer.uint32(/* id 42, wireType 0 =*/336).bool(message.phpGenericServices);
-                    if (message.phpMetadataNamespace != null && Object.hasOwnProperty.call(message, "phpMetadataNamespace"))
+                    if (message.phpMetadataNamespace != null && message.hasOwnProperty("phpMetadataNamespace"))
                         writer.uint32(/* id 44, wireType 2 =*/354).string(message.phpMetadataNamespace);
-                    if (message.rubyPackage != null && Object.hasOwnProperty.call(message, "rubyPackage"))
+                    if (message.rubyPackage != null && message.hasOwnProperty("rubyPackage"))
                         writer.uint32(/* id 45, wireType 2 =*/362).string(message.rubyPackage);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
@@ -10988,7 +10988,7 @@
                 /**
                  * OptimizeMode enum.
                  * @name google.protobuf.FileOptions.OptimizeMode
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} SPEED=1 SPEED value
                  * @property {number} CODE_SIZE=2 CODE_SIZE value
                  * @property {number} LITE_RUNTIME=3 LITE_RUNTIME value
@@ -11106,18 +11106,18 @@
                 MessageOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.messageSetWireFormat != null && Object.hasOwnProperty.call(message, "messageSetWireFormat"))
+                    if (message.messageSetWireFormat != null && message.hasOwnProperty("messageSetWireFormat"))
                         writer.uint32(/* id 1, wireType 0 =*/8).bool(message.messageSetWireFormat);
-                    if (message.noStandardDescriptorAccessor != null && Object.hasOwnProperty.call(message, "noStandardDescriptorAccessor"))
+                    if (message.noStandardDescriptorAccessor != null && message.hasOwnProperty("noStandardDescriptorAccessor"))
                         writer.uint32(/* id 2, wireType 0 =*/16).bool(message.noStandardDescriptorAccessor);
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 3, wireType 0 =*/24).bool(message.deprecated);
-                    if (message.mapEntry != null && Object.hasOwnProperty.call(message, "mapEntry"))
+                    if (message.mapEntry != null && message.hasOwnProperty("mapEntry"))
                         writer.uint32(/* id 7, wireType 0 =*/56).bool(message.mapEntry);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
                             $root.google.protobuf.UninterpretedOption.encode(message.uninterpretedOption[i], writer.uint32(/* id 999, wireType 2 =*/7994).fork()).ldelim();
-                    if (message[".google.api.resource"] != null && Object.hasOwnProperty.call(message, ".google.api.resource"))
+                    if (message[".google.api.resource"] != null && message.hasOwnProperty(".google.api.resource"))
                         $root.google.api.ResourceDescriptor.encode(message[".google.api.resource"], writer.uint32(/* id 1053, wireType 2 =*/8426).fork()).ldelim();
                     return writer;
                 };
@@ -11459,17 +11459,17 @@
                 FieldOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.ctype != null && Object.hasOwnProperty.call(message, "ctype"))
+                    if (message.ctype != null && message.hasOwnProperty("ctype"))
                         writer.uint32(/* id 1, wireType 0 =*/8).int32(message.ctype);
-                    if (message.packed != null && Object.hasOwnProperty.call(message, "packed"))
+                    if (message.packed != null && message.hasOwnProperty("packed"))
                         writer.uint32(/* id 2, wireType 0 =*/16).bool(message.packed);
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 3, wireType 0 =*/24).bool(message.deprecated);
-                    if (message.lazy != null && Object.hasOwnProperty.call(message, "lazy"))
+                    if (message.lazy != null && message.hasOwnProperty("lazy"))
                         writer.uint32(/* id 5, wireType 0 =*/40).bool(message.lazy);
-                    if (message.jstype != null && Object.hasOwnProperty.call(message, "jstype"))
+                    if (message.jstype != null && message.hasOwnProperty("jstype"))
                         writer.uint32(/* id 6, wireType 0 =*/48).int32(message.jstype);
-                    if (message.weak != null && Object.hasOwnProperty.call(message, "weak"))
+                    if (message.weak != null && message.hasOwnProperty("weak"))
                         writer.uint32(/* id 10, wireType 0 =*/80).bool(message.weak);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
@@ -11480,7 +11480,7 @@
                             writer.int32(message[".google.api.fieldBehavior"][i]);
                         writer.ldelim();
                     }
-                    if (message[".google.api.resourceReference"] != null && Object.hasOwnProperty.call(message, ".google.api.resourceReference"))
+                    if (message[".google.api.resourceReference"] != null && message.hasOwnProperty(".google.api.resourceReference"))
                         $root.google.api.ResourceReference.encode(message[".google.api.resourceReference"], writer.uint32(/* id 1055, wireType 2 =*/8442).fork()).ldelim();
                     return writer;
                 };
@@ -11816,7 +11816,7 @@
                 /**
                  * CType enum.
                  * @name google.protobuf.FieldOptions.CType
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} STRING=0 STRING value
                  * @property {number} CORD=1 CORD value
                  * @property {number} STRING_PIECE=2 STRING_PIECE value
@@ -11832,7 +11832,7 @@
                 /**
                  * JSType enum.
                  * @name google.protobuf.FieldOptions.JSType
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} JS_NORMAL=0 JS_NORMAL value
                  * @property {number} JS_STRING=1 JS_STRING value
                  * @property {number} JS_NUMBER=2 JS_NUMBER value
@@ -12131,9 +12131,9 @@
                 EnumOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.allowAlias != null && Object.hasOwnProperty.call(message, "allowAlias"))
+                    if (message.allowAlias != null && message.hasOwnProperty("allowAlias"))
                         writer.uint32(/* id 2, wireType 0 =*/16).bool(message.allowAlias);
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 3, wireType 0 =*/24).bool(message.deprecated);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
@@ -12376,7 +12376,7 @@
                 EnumValueOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 1, wireType 0 =*/8).bool(message.deprecated);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
@@ -12625,14 +12625,14 @@
                 ServiceOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 33, wireType 0 =*/264).bool(message.deprecated);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
                             $root.google.protobuf.UninterpretedOption.encode(message.uninterpretedOption[i], writer.uint32(/* id 999, wireType 2 =*/7994).fork()).ldelim();
-                    if (message[".google.api.defaultHost"] != null && Object.hasOwnProperty.call(message, ".google.api.defaultHost"))
+                    if (message[".google.api.defaultHost"] != null && message.hasOwnProperty(".google.api.defaultHost"))
                         writer.uint32(/* id 1049, wireType 2 =*/8394).string(message[".google.api.defaultHost"]);
-                    if (message[".google.api.oauthScopes"] != null && Object.hasOwnProperty.call(message, ".google.api.oauthScopes"))
+                    if (message[".google.api.oauthScopes"] != null && message.hasOwnProperty(".google.api.oauthScopes"))
                         writer.uint32(/* id 1050, wireType 2 =*/8402).string(message[".google.api.oauthScopes"]);
                     return writer;
                 };
@@ -12920,19 +12920,19 @@
                 MethodOptions.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.deprecated != null && Object.hasOwnProperty.call(message, "deprecated"))
+                    if (message.deprecated != null && message.hasOwnProperty("deprecated"))
                         writer.uint32(/* id 33, wireType 0 =*/264).bool(message.deprecated);
-                    if (message.idempotencyLevel != null && Object.hasOwnProperty.call(message, "idempotencyLevel"))
+                    if (message.idempotencyLevel != null && message.hasOwnProperty("idempotencyLevel"))
                         writer.uint32(/* id 34, wireType 0 =*/272).int32(message.idempotencyLevel);
                     if (message.uninterpretedOption != null && message.uninterpretedOption.length)
                         for (var i = 0; i < message.uninterpretedOption.length; ++i)
                             $root.google.protobuf.UninterpretedOption.encode(message.uninterpretedOption[i], writer.uint32(/* id 999, wireType 2 =*/7994).fork()).ldelim();
-                    if (message[".google.longrunning.operationInfo"] != null && Object.hasOwnProperty.call(message, ".google.longrunning.operationInfo"))
+                    if (message[".google.longrunning.operationInfo"] != null && message.hasOwnProperty(".google.longrunning.operationInfo"))
                         $root.google.longrunning.OperationInfo.encode(message[".google.longrunning.operationInfo"], writer.uint32(/* id 1049, wireType 2 =*/8394).fork()).ldelim();
                     if (message[".google.api.methodSignature"] != null && message[".google.api.methodSignature"].length)
                         for (var i = 0; i < message[".google.api.methodSignature"].length; ++i)
                             writer.uint32(/* id 1051, wireType 2 =*/8410).string(message[".google.api.methodSignature"][i]);
-                    if (message[".google.api.http"] != null && Object.hasOwnProperty.call(message, ".google.api.http"))
+                    if (message[".google.api.http"] != null && message.hasOwnProperty(".google.api.http"))
                         $root.google.api.HttpRule.encode(message[".google.api.http"], writer.uint32(/* id 72295728, wireType 2 =*/578365826).fork()).ldelim();
                     return writer;
                 };
@@ -13182,7 +13182,7 @@
                 /**
                  * IdempotencyLevel enum.
                  * @name google.protobuf.MethodOptions.IdempotencyLevel
-                 * @enum {number}
+                 * @enum {string}
                  * @property {number} IDEMPOTENCY_UNKNOWN=0 IDEMPOTENCY_UNKNOWN value
                  * @property {number} NO_SIDE_EFFECTS=1 NO_SIDE_EFFECTS value
                  * @property {number} IDEMPOTENT=2 IDEMPOTENT value
@@ -13312,17 +13312,17 @@
                     if (message.name != null && message.name.length)
                         for (var i = 0; i < message.name.length; ++i)
                             $root.google.protobuf.UninterpretedOption.NamePart.encode(message.name[i], writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                    if (message.identifierValue != null && Object.hasOwnProperty.call(message, "identifierValue"))
+                    if (message.identifierValue != null && message.hasOwnProperty("identifierValue"))
                         writer.uint32(/* id 3, wireType 2 =*/26).string(message.identifierValue);
-                    if (message.positiveIntValue != null && Object.hasOwnProperty.call(message, "positiveIntValue"))
+                    if (message.positiveIntValue != null && message.hasOwnProperty("positiveIntValue"))
                         writer.uint32(/* id 4, wireType 0 =*/32).uint64(message.positiveIntValue);
-                    if (message.negativeIntValue != null && Object.hasOwnProperty.call(message, "negativeIntValue"))
+                    if (message.negativeIntValue != null && message.hasOwnProperty("negativeIntValue"))
                         writer.uint32(/* id 5, wireType 0 =*/40).int64(message.negativeIntValue);
-                    if (message.doubleValue != null && Object.hasOwnProperty.call(message, "doubleValue"))
+                    if (message.doubleValue != null && message.hasOwnProperty("doubleValue"))
                         writer.uint32(/* id 6, wireType 1 =*/49).double(message.doubleValue);
-                    if (message.stringValue != null && Object.hasOwnProperty.call(message, "stringValue"))
+                    if (message.stringValue != null && message.hasOwnProperty("stringValue"))
                         writer.uint32(/* id 7, wireType 2 =*/58).bytes(message.stringValue);
-                    if (message.aggregateValue != null && Object.hasOwnProperty.call(message, "aggregateValue"))
+                    if (message.aggregateValue != null && message.hasOwnProperty("aggregateValue"))
                         writer.uint32(/* id 8, wireType 2 =*/66).string(message.aggregateValue);
                     return writer;
                 };
@@ -14099,9 +14099,9 @@
                                 writer.int32(message.span[i]);
                             writer.ldelim();
                         }
-                        if (message.leadingComments != null && Object.hasOwnProperty.call(message, "leadingComments"))
+                        if (message.leadingComments != null && message.hasOwnProperty("leadingComments"))
                             writer.uint32(/* id 3, wireType 2 =*/26).string(message.leadingComments);
-                        if (message.trailingComments != null && Object.hasOwnProperty.call(message, "trailingComments"))
+                        if (message.trailingComments != null && message.hasOwnProperty("trailingComments"))
                             writer.uint32(/* id 4, wireType 2 =*/34).string(message.trailingComments);
                         if (message.leadingDetachedComments != null && message.leadingDetachedComments.length)
                             for (var i = 0; i < message.leadingDetachedComments.length; ++i)
@@ -14632,11 +14632,11 @@
                                 writer.int32(message.path[i]);
                             writer.ldelim();
                         }
-                        if (message.sourceFile != null && Object.hasOwnProperty.call(message, "sourceFile"))
+                        if (message.sourceFile != null && message.hasOwnProperty("sourceFile"))
                             writer.uint32(/* id 2, wireType 2 =*/18).string(message.sourceFile);
-                        if (message.begin != null && Object.hasOwnProperty.call(message, "begin"))
+                        if (message.begin != null && message.hasOwnProperty("begin"))
                             writer.uint32(/* id 3, wireType 0 =*/24).int32(message.begin);
-                        if (message.end != null && Object.hasOwnProperty.call(message, "end"))
+                        if (message.end != null && message.hasOwnProperty("end"))
                             writer.uint32(/* id 4, wireType 0 =*/32).int32(message.end);
                         return writer;
                     };
@@ -14889,9 +14889,9 @@
                 Any.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.type_url != null && Object.hasOwnProperty.call(message, "type_url"))
+                    if (message.type_url != null && message.hasOwnProperty("type_url"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.type_url);
-                    if (message.value != null && Object.hasOwnProperty.call(message, "value"))
+                    if (message.value != null && message.hasOwnProperty("value"))
                         writer.uint32(/* id 2, wireType 2 =*/18).bytes(message.value);
                     return writer;
                 };
@@ -15108,9 +15108,9 @@
                 Duration.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.seconds != null && Object.hasOwnProperty.call(message, "seconds"))
+                    if (message.seconds != null && message.hasOwnProperty("seconds"))
                         writer.uint32(/* id 1, wireType 0 =*/8).int64(message.seconds);
-                    if (message.nanos != null && Object.hasOwnProperty.call(message, "nanos"))
+                    if (message.nanos != null && message.hasOwnProperty("nanos"))
                         writer.uint32(/* id 2, wireType 0 =*/16).int32(message.nanos);
                     return writer;
                 };
@@ -15695,9 +15695,9 @@
                 Timestamp.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.seconds != null && Object.hasOwnProperty.call(message, "seconds"))
+                    if (message.seconds != null && message.hasOwnProperty("seconds"))
                         writer.uint32(/* id 1, wireType 0 =*/8).int64(message.seconds);
-                    if (message.nanos != null && Object.hasOwnProperty.call(message, "nanos"))
+                    if (message.nanos != null && message.hasOwnProperty("nanos"))
                         writer.uint32(/* id 2, wireType 0 =*/16).int32(message.nanos);
                     return writer;
                 };
@@ -16172,15 +16172,15 @@
                 Operation.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.metadata != null && Object.hasOwnProperty.call(message, "metadata"))
+                    if (message.metadata != null && message.hasOwnProperty("metadata"))
                         $root.google.protobuf.Any.encode(message.metadata, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
-                    if (message.done != null && Object.hasOwnProperty.call(message, "done"))
+                    if (message.done != null && message.hasOwnProperty("done"))
                         writer.uint32(/* id 3, wireType 0 =*/24).bool(message.done);
-                    if (message.error != null && Object.hasOwnProperty.call(message, "error"))
+                    if (message.error != null && message.hasOwnProperty("error"))
                         $root.google.rpc.Status.encode(message.error, writer.uint32(/* id 4, wireType 2 =*/34).fork()).ldelim();
-                    if (message.response != null && Object.hasOwnProperty.call(message, "response"))
+                    if (message.response != null && message.hasOwnProperty("response"))
                         $root.google.protobuf.Any.encode(message.response, writer.uint32(/* id 5, wireType 2 =*/42).fork()).ldelim();
                     return writer;
                 };
@@ -16440,7 +16440,7 @@
                 GetOperationRequest.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     return writer;
                 };
@@ -16654,13 +16654,13 @@
                 ListOperationsRequest.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.filter != null && Object.hasOwnProperty.call(message, "filter"))
+                    if (message.filter != null && message.hasOwnProperty("filter"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.filter);
-                    if (message.pageSize != null && Object.hasOwnProperty.call(message, "pageSize"))
+                    if (message.pageSize != null && message.hasOwnProperty("pageSize"))
                         writer.uint32(/* id 2, wireType 0 =*/16).int32(message.pageSize);
-                    if (message.pageToken != null && Object.hasOwnProperty.call(message, "pageToken"))
+                    if (message.pageToken != null && message.hasOwnProperty("pageToken"))
                         writer.uint32(/* id 3, wireType 2 =*/26).string(message.pageToken);
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 4, wireType 2 =*/34).string(message.name);
                     return writer;
                 };
@@ -16894,7 +16894,7 @@
                     if (message.operations != null && message.operations.length)
                         for (var i = 0; i < message.operations.length; ++i)
                             $root.google.longrunning.Operation.encode(message.operations[i], writer.uint32(/* id 1, wireType 2 =*/10).fork()).ldelim();
-                    if (message.nextPageToken != null && Object.hasOwnProperty.call(message, "nextPageToken"))
+                    if (message.nextPageToken != null && message.hasOwnProperty("nextPageToken"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.nextPageToken);
                     return writer;
                 };
@@ -17112,7 +17112,7 @@
                 CancelOperationRequest.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     return writer;
                 };
@@ -17299,7 +17299,7 @@
                 DeleteOperationRequest.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
                     return writer;
                 };
@@ -17495,9 +17495,9 @@
                 WaitOperationRequest.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.name != null && Object.hasOwnProperty.call(message, "name"))
+                    if (message.name != null && message.hasOwnProperty("name"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.name);
-                    if (message.timeout != null && Object.hasOwnProperty.call(message, "timeout"))
+                    if (message.timeout != null && message.hasOwnProperty("timeout"))
                         $root.google.protobuf.Duration.encode(message.timeout, writer.uint32(/* id 2, wireType 2 =*/18).fork()).ldelim();
                     return writer;
                 };
@@ -17710,9 +17710,9 @@
                 OperationInfo.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.responseType != null && Object.hasOwnProperty.call(message, "responseType"))
+                    if (message.responseType != null && message.hasOwnProperty("responseType"))
                         writer.uint32(/* id 1, wireType 2 =*/10).string(message.responseType);
-                    if (message.metadataType != null && Object.hasOwnProperty.call(message, "metadataType"))
+                    if (message.metadataType != null && message.hasOwnProperty("metadataType"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.metadataType);
                     return writer;
                 };
@@ -17942,9 +17942,9 @@
                 Status.encode = function encode(message, writer) {
                     if (!writer)
                         writer = $Writer.create();
-                    if (message.code != null && Object.hasOwnProperty.call(message, "code"))
+                    if (message.code != null && message.hasOwnProperty("code"))
                         writer.uint32(/* id 1, wireType 0 =*/8).int32(message.code);
-                    if (message.message != null && Object.hasOwnProperty.call(message, "message"))
+                    if (message.message != null && message.hasOwnProperty("message"))
                         writer.uint32(/* id 2, wireType 2 =*/18).string(message.message);
                     if (message.details != null && message.details.length)
                         for (var i = 0; i < message.details.length; ++i)
diff --git a/packages/google-cloud-memcache/src/v1beta2/cloud_memcache_client.ts b/packages/google-cloud-memcache/src/v1beta2/cloud_memcache_client.ts
index 412d7b7477a..59b3449de61 100644
--- a/packages/google-cloud-memcache/src/v1beta2/cloud_memcache_client.ts
+++ b/packages/google-cloud-memcache/src/v1beta2/cloud_memcache_client.ts
@@ -32,7 +32,7 @@ import {Transform} from 'stream';
 import {RequestType} from 'google-gax/build/src/apitypes';
 import * as protos from '../../protos/protos';
 import * as gapicConfig from './cloud_memcache_client_config.json';
-
+import {operationsProtos} from 'google-gax';
 const version = require('../../../package.json').version;
 
 /**
@@ -600,6 +600,42 @@ export class CloudMemcacheClient {
     this.initialize();
     return this.innerApiCalls.createInstance(request, options, callback);
   }
+  /**
+   * Check the status of the long running operation returned by the createInstance() method.
+   * @param {String} name
+   *   The operation name that will be passed.
+   * @returns {Promise} - The promise which resolves to an object.
+   *   The decoded operation object has result and metadata field to get information from.
+   *
+   * @example:
+   *   const decodedOperation = await checkCreateInstanceProgress(name);
+   *   console.log(decodedOperation.result);
+   *   console.log(decodedOperation.done);
+   *   console.log(decodedOperation.metadata);
+   *
+   */
+  async checkCreateInstanceProgress(
+    name: string
+  ): Promise<
+    LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >
+  > {
+    const request = new operationsProtos.google.longrunning.GetOperationRequest(
+      {name}
+    );
+    const [operation] = await this.operationsClient.getOperation(request);
+    const decodeOperation = new gax.Operation(
+      operation,
+      this.descriptors.longrunning.createInstance,
+      gax.createDefaultBackoffSettings()
+    );
+    return decodeOperation as LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >;
+  }
   updateInstance(
     request: protos.google.cloud.memcache.v1beta2.IUpdateInstanceRequest,
     options?: gax.CallOptions
@@ -702,6 +738,42 @@ export class CloudMemcacheClient {
     this.initialize();
     return this.innerApiCalls.updateInstance(request, options, callback);
   }
+  /**
+   * Check the status of the long running operation returned by the updateInstance() method.
+   * @param {String} name
+   *   The operation name that will be passed.
+   * @returns {Promise} - The promise which resolves to an object.
+   *   The decoded operation object has result and metadata field to get information from.
+   *
+   * @example:
+   *   const decodedOperation = await checkUpdateInstanceProgress(name);
+   *   console.log(decodedOperation.result);
+   *   console.log(decodedOperation.done);
+   *   console.log(decodedOperation.metadata);
+   *
+   */
+  async checkUpdateInstanceProgress(
+    name: string
+  ): Promise<
+    LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >
+  > {
+    const request = new operationsProtos.google.longrunning.GetOperationRequest(
+      {name}
+    );
+    const [operation] = await this.operationsClient.getOperation(request);
+    const decodeOperation = new gax.Operation(
+      operation,
+      this.descriptors.longrunning.updateInstance,
+      gax.createDefaultBackoffSettings()
+    );
+    return decodeOperation as LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >;
+  }
   updateParameters(
     request: protos.google.cloud.memcache.v1beta2.IUpdateParametersRequest,
     options?: gax.CallOptions
@@ -807,6 +879,42 @@ export class CloudMemcacheClient {
     this.initialize();
     return this.innerApiCalls.updateParameters(request, options, callback);
   }
+  /**
+   * Check the status of the long running operation returned by the updateParameters() method.
+   * @param {String} name
+   *   The operation name that will be passed.
+   * @returns {Promise} - The promise which resolves to an object.
+   *   The decoded operation object has result and metadata field to get information from.
+   *
+   * @example:
+   *   const decodedOperation = await checkUpdateParametersProgress(name);
+   *   console.log(decodedOperation.result);
+   *   console.log(decodedOperation.done);
+   *   console.log(decodedOperation.metadata);
+   *
+   */
+  async checkUpdateParametersProgress(
+    name: string
+  ): Promise<
+    LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >
+  > {
+    const request = new operationsProtos.google.longrunning.GetOperationRequest(
+      {name}
+    );
+    const [operation] = await this.operationsClient.getOperation(request);
+    const decodeOperation = new gax.Operation(
+      operation,
+      this.descriptors.longrunning.updateParameters,
+      gax.createDefaultBackoffSettings()
+    );
+    return decodeOperation as LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >;
+  }
   deleteInstance(
     request: protos.google.cloud.memcache.v1beta2.IDeleteInstanceRequest,
     options?: gax.CallOptions
@@ -907,6 +1015,42 @@ export class CloudMemcacheClient {
     this.initialize();
     return this.innerApiCalls.deleteInstance(request, options, callback);
   }
+  /**
+   * Check the status of the long running operation returned by the deleteInstance() method.
+   * @param {String} name
+   *   The operation name that will be passed.
+   * @returns {Promise} - The promise which resolves to an object.
+   *   The decoded operation object has result and metadata field to get information from.
+   *
+   * @example:
+   *   const decodedOperation = await checkDeleteInstanceProgress(name);
+   *   console.log(decodedOperation.result);
+   *   console.log(decodedOperation.done);
+   *   console.log(decodedOperation.metadata);
+   *
+   */
+  async checkDeleteInstanceProgress(
+    name: string
+  ): Promise<
+    LROperation<
+      protos.google.protobuf.Empty,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >
+  > {
+    const request = new operationsProtos.google.longrunning.GetOperationRequest(
+      {name}
+    );
+    const [operation] = await this.operationsClient.getOperation(request);
+    const decodeOperation = new gax.Operation(
+      operation,
+      this.descriptors.longrunning.deleteInstance,
+      gax.createDefaultBackoffSettings()
+    );
+    return decodeOperation as LROperation<
+      protos.google.protobuf.Empty,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >;
+  }
   applyParameters(
     request: protos.google.cloud.memcache.v1beta2.IApplyParametersRequest,
     options?: gax.CallOptions
@@ -1013,6 +1157,42 @@ export class CloudMemcacheClient {
     this.initialize();
     return this.innerApiCalls.applyParameters(request, options, callback);
   }
+  /**
+   * Check the status of the long running operation returned by the applyParameters() method.
+   * @param {String} name
+   *   The operation name that will be passed.
+   * @returns {Promise} - The promise which resolves to an object.
+   *   The decoded operation object has result and metadata field to get information from.
+   *
+   * @example:
+   *   const decodedOperation = await checkApplyParametersProgress(name);
+   *   console.log(decodedOperation.result);
+   *   console.log(decodedOperation.done);
+   *   console.log(decodedOperation.metadata);
+   *
+   */
+  async checkApplyParametersProgress(
+    name: string
+  ): Promise<
+    LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >
+  > {
+    const request = new operationsProtos.google.longrunning.GetOperationRequest(
+      {name}
+    );
+    const [operation] = await this.operationsClient.getOperation(request);
+    const decodeOperation = new gax.Operation(
+      operation,
+      this.descriptors.longrunning.applyParameters,
+      gax.createDefaultBackoffSettings()
+    );
+    return decodeOperation as LROperation<
+      protos.google.cloud.memcache.v1beta2.Instance,
+      protos.google.cloud.memcache.v1beta2.OperationMetadata
+    >;
+  }
   listInstances(
     request: protos.google.cloud.memcache.v1beta2.IListInstancesRequest,
     options?: gax.CallOptions
diff --git a/packages/google-cloud-memcache/synth.metadata b/packages/google-cloud-memcache/synth.metadata
index d3cd149e329..832ae7bb6df 100644
--- a/packages/google-cloud-memcache/synth.metadata
+++ b/packages/google-cloud-memcache/synth.metadata
@@ -3,23 +3,15 @@
     {
       "git": {
         "name": ".",
-        "remote": "https://github.com/googleapis/nodejs-memcache.git",
-        "sha": "4f4e1a4ac5802418e1e518703e9a80809d0a86a6"
-      }
-    },
-    {
-      "git": {
-        "name": "googleapis",
-        "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "42ee97c1b93a0e3759bbba3013da309f670a90ab",
-        "internalRef": "307114445"
+        "remote": "git@github.com:googleapis/nodejs-memcache.git",
+        "sha": "b94475604010e4f4b0eb2c5676c9fdb58290bbbd"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "f5e4c17dc78a966dbf29961dd01f9bbd63e20a04"
+        "sha": "ab883569eb0257bbf16a6d825fd018b3adde3912"
       }
     }
   ],
diff --git a/packages/google-cloud-memcache/test/gapic_cloud_memcache_v1beta2.ts b/packages/google-cloud-memcache/test/gapic_cloud_memcache_v1beta2.ts
index 29fe1857783..c897d8ba17d 100644
--- a/packages/google-cloud-memcache/test/gapic_cloud_memcache_v1beta2.ts
+++ b/packages/google-cloud-memcache/test/gapic_cloud_memcache_v1beta2.ts
@@ -25,7 +25,7 @@ import * as cloudmemcacheModule from '../src';
 
 import {PassThrough} from 'stream';
 
-import {protobuf, LROperation} from 'google-gax';
+import {protobuf, LROperation, operationsProtos} from 'google-gax';
 
 function generateSampleMessage<T extends object>(instance: T) {
   const filledObject = (instance.constructor as typeof protobuf.Message).toObject(
@@ -331,9 +331,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.getInstance(request);
-      }, expectedError);
+      await assert.rejects(client.getInstance(request), expectedError);
       assert(
         (client.innerApiCalls.getInstance as SinonStub)
           .getCall(0)
@@ -455,9 +453,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.createInstance(request);
-      }, expectedError);
+      await assert.rejects(client.createInstance(request), expectedError);
       assert(
         (client.innerApiCalls.createInstance as SinonStub)
           .getCall(0)
@@ -490,15 +486,54 @@ describe('v1beta2.CloudMemcacheClient', () => {
         expectedError
       );
       const [operation] = await client.createInstance(request);
-      await assert.rejects(async () => {
-        await operation.promise();
-      }, expectedError);
+      await assert.rejects(operation.promise(), expectedError);
       assert(
         (client.innerApiCalls.createInstance as SinonStub)
           .getCall(0)
           .calledWith(request, expectedOptions, undefined)
       );
     });
+
+    it('invokes checkCreateInstanceProgress without error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedResponse = generateSampleMessage(
+        new operationsProtos.google.longrunning.Operation()
+      );
+      expectedResponse.name = 'test';
+      expectedResponse.response = {type_url: 'url', value: Buffer.from('')};
+      expectedResponse.metadata = {type_url: 'url', value: Buffer.from('')};
+
+      client.operationsClient.getOperation = stubSimpleCall(expectedResponse);
+      const decodedOperation = await client.checkCreateInstanceProgress(
+        expectedResponse.name
+      );
+      assert.deepStrictEqual(decodedOperation.name, expectedResponse.name);
+      assert(decodedOperation.metadata);
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
+
+    it('invokes checkCreateInstanceProgress with error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedError = new Error('expected');
+
+      client.operationsClient.getOperation = stubSimpleCall(
+        undefined,
+        expectedError
+      );
+      await assert.rejects(
+        client.checkCreateInstanceProgress(''),
+        expectedError
+      );
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
   });
 
   describe('updateInstance', () => {
@@ -617,9 +652,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.updateInstance(request);
-      }, expectedError);
+      await assert.rejects(client.updateInstance(request), expectedError);
       assert(
         (client.innerApiCalls.updateInstance as SinonStub)
           .getCall(0)
@@ -653,15 +686,54 @@ describe('v1beta2.CloudMemcacheClient', () => {
         expectedError
       );
       const [operation] = await client.updateInstance(request);
-      await assert.rejects(async () => {
-        await operation.promise();
-      }, expectedError);
+      await assert.rejects(operation.promise(), expectedError);
       assert(
         (client.innerApiCalls.updateInstance as SinonStub)
           .getCall(0)
           .calledWith(request, expectedOptions, undefined)
       );
     });
+
+    it('invokes checkUpdateInstanceProgress without error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedResponse = generateSampleMessage(
+        new operationsProtos.google.longrunning.Operation()
+      );
+      expectedResponse.name = 'test';
+      expectedResponse.response = {type_url: 'url', value: Buffer.from('')};
+      expectedResponse.metadata = {type_url: 'url', value: Buffer.from('')};
+
+      client.operationsClient.getOperation = stubSimpleCall(expectedResponse);
+      const decodedOperation = await client.checkUpdateInstanceProgress(
+        expectedResponse.name
+      );
+      assert.deepStrictEqual(decodedOperation.name, expectedResponse.name);
+      assert(decodedOperation.metadata);
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
+
+    it('invokes checkUpdateInstanceProgress with error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedError = new Error('expected');
+
+      client.operationsClient.getOperation = stubSimpleCall(
+        undefined,
+        expectedError
+      );
+      await assert.rejects(
+        client.checkUpdateInstanceProgress(''),
+        expectedError
+      );
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
   });
 
   describe('updateParameters', () => {
@@ -777,9 +849,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.updateParameters(request);
-      }, expectedError);
+      await assert.rejects(client.updateParameters(request), expectedError);
       assert(
         (client.innerApiCalls.updateParameters as SinonStub)
           .getCall(0)
@@ -812,15 +882,54 @@ describe('v1beta2.CloudMemcacheClient', () => {
         expectedError
       );
       const [operation] = await client.updateParameters(request);
-      await assert.rejects(async () => {
-        await operation.promise();
-      }, expectedError);
+      await assert.rejects(operation.promise(), expectedError);
       assert(
         (client.innerApiCalls.updateParameters as SinonStub)
           .getCall(0)
           .calledWith(request, expectedOptions, undefined)
       );
     });
+
+    it('invokes checkUpdateParametersProgress without error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedResponse = generateSampleMessage(
+        new operationsProtos.google.longrunning.Operation()
+      );
+      expectedResponse.name = 'test';
+      expectedResponse.response = {type_url: 'url', value: Buffer.from('')};
+      expectedResponse.metadata = {type_url: 'url', value: Buffer.from('')};
+
+      client.operationsClient.getOperation = stubSimpleCall(expectedResponse);
+      const decodedOperation = await client.checkUpdateParametersProgress(
+        expectedResponse.name
+      );
+      assert.deepStrictEqual(decodedOperation.name, expectedResponse.name);
+      assert(decodedOperation.metadata);
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
+
+    it('invokes checkUpdateParametersProgress with error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedError = new Error('expected');
+
+      client.operationsClient.getOperation = stubSimpleCall(
+        undefined,
+        expectedError
+      );
+      await assert.rejects(
+        client.checkUpdateParametersProgress(''),
+        expectedError
+      );
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
   });
 
   describe('deleteInstance', () => {
@@ -936,9 +1045,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.deleteInstance(request);
-      }, expectedError);
+      await assert.rejects(client.deleteInstance(request), expectedError);
       assert(
         (client.innerApiCalls.deleteInstance as SinonStub)
           .getCall(0)
@@ -971,15 +1078,54 @@ describe('v1beta2.CloudMemcacheClient', () => {
         expectedError
       );
       const [operation] = await client.deleteInstance(request);
-      await assert.rejects(async () => {
-        await operation.promise();
-      }, expectedError);
+      await assert.rejects(operation.promise(), expectedError);
       assert(
         (client.innerApiCalls.deleteInstance as SinonStub)
           .getCall(0)
           .calledWith(request, expectedOptions, undefined)
       );
     });
+
+    it('invokes checkDeleteInstanceProgress without error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedResponse = generateSampleMessage(
+        new operationsProtos.google.longrunning.Operation()
+      );
+      expectedResponse.name = 'test';
+      expectedResponse.response = {type_url: 'url', value: Buffer.from('')};
+      expectedResponse.metadata = {type_url: 'url', value: Buffer.from('')};
+
+      client.operationsClient.getOperation = stubSimpleCall(expectedResponse);
+      const decodedOperation = await client.checkDeleteInstanceProgress(
+        expectedResponse.name
+      );
+      assert.deepStrictEqual(decodedOperation.name, expectedResponse.name);
+      assert(decodedOperation.metadata);
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
+
+    it('invokes checkDeleteInstanceProgress with error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedError = new Error('expected');
+
+      client.operationsClient.getOperation = stubSimpleCall(
+        undefined,
+        expectedError
+      );
+      await assert.rejects(
+        client.checkDeleteInstanceProgress(''),
+        expectedError
+      );
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
   });
 
   describe('applyParameters', () => {
@@ -1095,9 +1241,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.applyParameters(request);
-      }, expectedError);
+      await assert.rejects(client.applyParameters(request), expectedError);
       assert(
         (client.innerApiCalls.applyParameters as SinonStub)
           .getCall(0)
@@ -1130,15 +1274,54 @@ describe('v1beta2.CloudMemcacheClient', () => {
         expectedError
       );
       const [operation] = await client.applyParameters(request);
-      await assert.rejects(async () => {
-        await operation.promise();
-      }, expectedError);
+      await assert.rejects(operation.promise(), expectedError);
       assert(
         (client.innerApiCalls.applyParameters as SinonStub)
           .getCall(0)
           .calledWith(request, expectedOptions, undefined)
       );
     });
+
+    it('invokes checkApplyParametersProgress without error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedResponse = generateSampleMessage(
+        new operationsProtos.google.longrunning.Operation()
+      );
+      expectedResponse.name = 'test';
+      expectedResponse.response = {type_url: 'url', value: Buffer.from('')};
+      expectedResponse.metadata = {type_url: 'url', value: Buffer.from('')};
+
+      client.operationsClient.getOperation = stubSimpleCall(expectedResponse);
+      const decodedOperation = await client.checkApplyParametersProgress(
+        expectedResponse.name
+      );
+      assert.deepStrictEqual(decodedOperation.name, expectedResponse.name);
+      assert(decodedOperation.metadata);
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
+
+    it('invokes checkApplyParametersProgress with error', async () => {
+      const client = new cloudmemcacheModule.v1beta2.CloudMemcacheClient({
+        credentials: {client_email: 'bogus', private_key: 'bogus'},
+        projectId: 'bogus',
+      });
+      client.initialize();
+      const expectedError = new Error('expected');
+
+      client.operationsClient.getOperation = stubSimpleCall(
+        undefined,
+        expectedError
+      );
+      await assert.rejects(
+        client.checkApplyParametersProgress(''),
+        expectedError
+      );
+      assert((client.operationsClient.getOperation as SinonStub).getCall(0));
+    });
   });
 
   describe('listInstances', () => {
@@ -1260,9 +1443,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
         undefined,
         expectedError
       );
-      await assert.rejects(async () => {
-        await client.listInstances(request);
-      }, expectedError);
+      await assert.rejects(client.listInstances(request), expectedError);
       assert(
         (client.innerApiCalls.listInstances as SinonStub)
           .getCall(0)
@@ -1359,9 +1540,7 @@ describe('v1beta2.CloudMemcacheClient', () => {
           reject(err);
         });
       });
-      await assert.rejects(async () => {
-        await promise;
-      }, expectedError);
+      await assert.rejects(promise, expectedError);
       assert(
         (client.descriptors.page.listInstances.createStream as SinonStub)
           .getCall(0)