Removing the experimental tag from dead letter policy related fields.

PiperOrigin-RevId: 310595049

Source-Author: Google APIs <noreply@google.com>
Source-Date: Fri May 8 11:29:18 2020 -0700
Source-Repo: googleapis/googleapis
Source-Sha: 73d4b5d9a791f8b1ee63d439ffe909bb8ffa07f7
Source-Link: googleapis/googleapis@73d4b5d

apis/Google.Cloud.PubSub.V1/Google.Cloud.PubSub.V1/Pubsub.cs

@@ -4370,22 +4370,22 @@ public sealed partial class ReceivedMessage : pb::IMessage<ReceivedMessage> {
     public const int DeliveryAttemptFieldNumber = 3;
     private int deliveryAttempt_;
     /// <summary>
-    /// Delivery attempt counter is 1 + (the sum of number of NACKs and number of
-    /// ack_deadline exceeds) for this message.
+    /// The approximate number of times that Cloud Pub/Sub has attempted to deliver
+    /// the associated message to a subscriber.
+    ///
+    /// More precisely, this is 1 + (number of NACKs) +
+    /// (number of ack_deadline exceeds) for this message.
     ///
     /// A NACK is any call to ModifyAckDeadline with a 0 deadline. An ack_deadline
     /// exceeds event is whenever a message is not acknowledged within
     /// ack_deadline. Note that ack_deadline is initially
     /// Subscription.ackDeadlineSeconds, but may get extended automatically by
     /// the client library.
     ///
-    /// The first delivery of a given message will have this value as 1. The value
-    /// is calculated at best effort and is approximate.
+    /// Upon the first delivery of a given message, `delivery_attempt` will have a
+    /// value of 1. The value is calculated at best effort and is approximate.
     ///
     /// If a DeadLetterPolicy is not set on the subscription, this will be 0.
-    /// &lt;b>EXPERIMENTAL:&lt;/b> This feature is part of a closed alpha release. This
-    /// API might be changed in backward-incompatible ways and is not recommended
-    /// for production use. It is not subject to any SLA or deprecation policy.
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public int DeliveryAttempt {

apis/Google.Cloud.PubSub.V1/synth.metadata

@@ -1,18 +1,11 @@
 {
   "sources": [
-    {
-      "git": {
-        "name": ".",
-        "remote": "https://github.com/googleapis/google-cloud-dotnet.git",
-        "sha": "51d65fae05e0462d0f6b24421ce6d0dd95487ebe"
-      }
-    },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "cdf13efacdea0649e940452f9c5d320b93735974"
+        "sha": "73d4b5d9a791f8b1ee63d439ffe909bb8ffa07f7"        
       }
     }
   ]
-}
+}