Merge "Add api to WearableExtender for setting and getting the dismissal id. Bug:27696581" into nyc-dev
am: f4810f5506

* commit 'f4810f5506203ac03439d1ed6e33e021540568f8':
  Add api to WearableExtender for setting and getting the dismissal id. Bug:27696581

Change-Id: Id88f0a6b35750313554ee2e52347ac51c45e88c8