Merge "[MediaProjection] Clarify createVirtualDisplay flags javadoc" into udc-dev am: 833a6c895a am: c130f1c173

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23727669

Change-Id: I24895d40dad80a843a0c31d4e5c677d880eb5294
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>