Merge "Add metrics for drag and drop. Add metrics for search." into nyc-dev
am: 9d5aadd

* commit '9d5aadd5f2f3efbe128feb2e22a57d0aa5e7ad09':
  Add metrics for drag and drop. Add metrics for search.

Change-Id: I47cc5810ba815721ee7ef31f9c6a8a49b87bd1af