Merge "GameManagerService: Only apply game mode when the service is on the...

Merge "GameManagerService: Only apply game mode when the service is on the TOP" into udc-d1-dev am: c7d85952 am: 8e4bdb9c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23814321



Change-Id: Ib5d2f449edcccb7e02d9cec4566141e083fdd5ef
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>