resolve merge conflicts of 43c3a7e5 to nyc-mr1-dev am: d958f83a01
am: be2da62d11

* commit 'be2da62d11227c564817906c5df0ceb151ed2436':
  make the notification enqueue rate threshold a setting

Change-Id: I499087166d900cfbd4675e54382117c530e0e3ed