Mediaplayer: acquire the wake-lock synchronously am: 0913cb17 am: ad607b00...

Mediaplayer: acquire the wake-lock synchronously am: 0913cb17 am: ad607b00 am: af874ba4 am: e0715582

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



Change-Id: Ia055c88978f29210ea6649415eda1d6cbf5b4098
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>