Merge "Add leadBubbleEndAction to expansion animation." into rvc-dev am: f51a85f60a am: 1bfbce5a8b am: 3823c7734b am: ac97ea79c2 am: e07ebe00bd

Change-Id: I55e1c12a64f30c94aafcf56adac1e98ee6eeb77d