Merge "Loading boost: use the existing GAME_LOADING power mode, and deactivate...

Merge "Loading boost: use the existing GAME_LOADING power mode, and deactivate it on a timer." into tm-dev am: 70853212

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17745929



Change-Id: Id41e962e5874d314e3e2e100f268ff5c4b173434
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>