Mediaplayer: acquire the wake-lock synchronously am: 0913cb17 am: 5b426ac1...

Mediaplayer: acquire the wake-lock synchronously am: 0913cb17 am: 5b426ac1 am: f0efe215 am: 8ab8780c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23516263



Change-Id: Iaad8b6b21cd272e3c4f8839a15764f893db45d7d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>