changes without context (#411)

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packages/google-cloud-redis/protos/google/cloud/redis/v1/cloud_redis.proto

@@ -113,6 +113,20 @@ service CloudRedis {
     };
   }
 
+  // Upgrades Redis instance to the newer Redis version specified in the
+  // request.
+  rpc UpgradeInstance(UpgradeInstanceRequest) returns (google.longrunning.Operation) {
+    option (google.api.http) = {
+      post: "/v1/{name=projects/*/locations/*/instances/*}:upgrade"
+      body: "*"
+    };
+    option (google.api.method_signature) = "name,redis_version";
+    option (google.longrunning.operation_info) = {
+      response_type: "google.cloud.redis.v1.Instance"
+      metadata_type: "google.cloud.redis.v1.OperationMetadata"
+    };
+  }
+
   // Import a Redis RDB snapshot file from Cloud Storage into a Redis instance.
   //
   // Redis may stop serving during this operation. Instance state will be
@@ -235,11 +249,12 @@ message Instance {
     // Not set.
     CONNECT_MODE_UNSPECIFIED = 0;
 
-    // Connect via directly peering with memorystore redis hosted service.
+    // Connect via direct peering to the Memorystore for Redis hosted service.
     DIRECT_PEERING = 1;
 
-    // Connect with google via private service access and share connection
-    // across google managed services.
+    // Connect your Memorystore for Redis instance using Private Service
+    // Access. Private services access provides an IP address range for multiple
+    // Google Cloud services, including Memorystore.
     PRIVATE_SERVICE_ACCESS = 2;
   }
 
@@ -352,9 +367,8 @@ message Instance {
   // operation.
   string persistence_iam_identity = 21 [(google.api.field_behavior) = OUTPUT_ONLY];
 
-  // Optional. The connect mode of Redis instance.
-  // If not provided, default one will be used.
-  // Current default: DIRECT_PEERING.
+  // Optional. The network connect mode of the Redis instance.
+  // If not provided, the connect mode defaults to DIRECT_PEERING.
   ConnectMode connect_mode = 22 [(google.api.field_behavior) = OPTIONAL];
 }
 
@@ -462,6 +476,22 @@ message UpdateInstanceRequest {
   Instance instance = 2 [(google.api.field_behavior) = REQUIRED];
 }
 
+// Request for [UpgradeInstance][google.cloud.redis.v1.CloudRedis.UpgradeInstance].
+message UpgradeInstanceRequest {
+  // Required. Redis instance resource name using the form:
+  //     `projects/{project_id}/locations/{location_id}/instances/{instance_id}`
+  // where `location_id` refers to a GCP region.
+  string name = 1 [
+    (google.api.field_behavior) = REQUIRED,
+    (google.api.resource_reference) = {
+      type: "redis.googleapis.com/Instance"
+    }
+  ];
+
+  // Required. Specifies the target version of Redis software to upgrade to.
+  string redis_version = 2 [(google.api.field_behavior) = REQUIRED];
+}
+
 // Request for [DeleteInstance][google.cloud.redis.v1.CloudRedis.DeleteInstance].
 message DeleteInstanceRequest {
   // Required. Redis instance resource name using the form: