Merge "Allow ACQUIRE_CAUSES_WAKEUP for apps targeting pre-U sdks" into udc-dev am: 18f2b65a97 am: f33cff61ef

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22711301

Change-Id: I2f58c323cd608390973efddec0de61fce8fdd91a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>