Merge "Add clarifying documentation to Context.BIND_EXTERNAL_SERVICE." into nyc-dev am: f45bc095c6
am: ffc715b8f5

* commit 'ffc715b8f5ad7a4cbdb8805f0fd916501ac3ba64':
  Add clarifying documentation to Context.BIND_EXTERNAL_SERVICE.

Change-Id: I1b5570d889c20f8a029a5321a290b6807ce6af77