Merge \"Docs: Behavior changes such as activity dismissal am: f506485b51 am: 274d904d4c am: 8432d4328d am: 5c7a3e4867\" into nyc-mr1-dev-plus-aosp
am: 0a7063a2a0

Change-Id: I3542cbbd52bf1bf21d7209a5292d4b68268243ef