docs: Update rules for currency_code in budget_amount.

PiperOrigin-RevId: 356991675

Source-Author: Google APIs <noreply@google.com>
Source-Date: Thu Feb 11 09:28:51 2021 -0800
Source-Repo: googleapis/googleapis
Source-Sha: dd89b0cc1bffc39d1fb5c91c6c2bb3532f237792
Source-Link: googleapis/googleapis@dd89b0c

apis/Google.Cloud.Billing.Budgets.V1Beta1/Google.Cloud.Billing.Budgets.V1Beta1/BudgetModel.cs

@@ -575,9 +575,10 @@ public sealed partial class BudgetAmount : pb::IMessage<BudgetAmount>
     public const int SpecifiedAmountFieldNumber = 1;
     /// <summary>
     /// A specified amount to use as the budget.
-    /// `currency_code` is optional. If specified, it must match the
-    /// currency of the billing account. The `currency_code` is provided on
-    /// output.
+    /// `currency_code` is optional. If specified when creating a budget, it must
+    /// match the currency of the billing account. If specified when updating a
+    /// budget, it must match the existing budget currency_code.
+    /// The `currency_code` is provided on output.
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public global::Google.Type.Money SpecifiedAmount {
@@ -1267,9 +1268,12 @@ public sealed partial class AllUpdatesRule : pb::IMessage<AllUpdatesRule>
     public const int SchemaVersionFieldNumber = 2;
     private string schemaVersion_ = "";
     /// <summary>
-    /// Optional. The schema version of the notification sent to `pubsub_topic`.
+    /// Optional. Required when
+    /// [AllUpdatesRule.pubsub_topic][google.cloud.billing.budgets.v1beta1.AllUpdatesRule.pubsub_topic]
+    /// is set. The schema version of the notification sent to
+    /// [AllUpdatesRule.pubsub_topic][google.cloud.billing.budgets.v1beta1.AllUpdatesRule.pubsub_topic].
     /// Only "1.0" is accepted. It represents the JSON schema as defined in
-    /// https://cloud.google.com/billing/docs/how-to/budgets-programmatic-notifications#notification_format
+    /// https://cloud.google.com/billing/docs/how-to/budgets-programmatic-notifications#notification_format.
     /// </summary>
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
     public string SchemaVersion {

apis/Google.Cloud.Billing.Budgets.V1Beta1/Google.Cloud.Billing.Budgets.V1Beta1/BudgetServiceGrpc.cs

@@ -3,7 +3,7 @@
 //     source: google/cloud/billing/budgets/v1beta1/budget_service.proto
 // </auto-generated>
 // Original file comments:
-// Copyright 2020 Google LLC
+// Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.

apis/Google.Cloud.Billing.Budgets.V1Beta1/synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "69697504d9eba1d064820c3085b4750767be6d08"        
+        "sha": "dd89b0cc1bffc39d1fb5c91c6c2bb3532f237792"        
       }
     }
   ]