public Builder clearGcsBucket() {
      if (destinationCase_ == 2) {
        destinationCase_ = 0;
        destination_ = null;
        onChanged();
      }
      return this;
    }
<pre>
Google Cloud Storage bucket, like "my-bucket".
</pre>

<code>string gcs_bucket = 2;</code>

@return This builder for chaining.
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/ExportBackupRequest.java