Merge "No onMultiWindowModeChanged callback from split to PiP" into rvc-dev...
Merge "No onMultiWindowModeChanged callback from split to PiP" into rvc-dev am: 97c4cda8 am: 883c5320 am: 807ffff5 am: eec6b98e
Change-Id: Ieadf3b5a0956c3a239d07e7b7c9930648db2959e