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

Mediaplayer: acquire the wake-lock synchronously am: 0913cb17 am: 5b426ac1 am: 5b1af763 am: ac6e5a03

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



Change-Id: Ic030a393c803134780ba29812dbc5cb277f8d981
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>