The assisant app would like to override the Activity start and exit
animation. The ActivityOptions is not a parcelable class so we use
Bundle to pass to system. The system can use Bundle to create
ActivityOptions to start assistant activity.
Bug: 241457460
Test: atest CtsVoiceInteractionTestCases
API-Coverage-Bug: 269360412
Change-Id: I5d7f4bd22842b12bcbf08dbc0188eea3f0b262ff
Merged-in: I5d7f4bd22842b12bcbf08dbc0188eea3f0b262ff
(cherry picked from commit 0804b6e293)
a846aee933