Merge "Use parent bounds for fixed rotation activity end bounds" into tm-dev am: 79373ac5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17348765



Change-Id: Ie1b1ebf28a991279f0194d93729178d859af2553
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>