Merge "Fixed the bug where "Tools -> Google Cloud Tools -> Generate Endpoint" functionality allowed adding an Endpoint to non-backend module. This no longer happens." into idea133
automerge: 4757522

* commit '4757522763e273f0a5c97ebe4b770cdf1c6b5d79':
  Fixed the bug where "Tools -> Google Cloud Tools -> Generate Endpoint" functionality allowed adding an Endpoint to non-backend module. This no longer happens.