Merge "Introduce the flags of the insets source" into udc-dev am: 370ab114 am: 4f202b06

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22323947



Change-Id: I6c1f151a44dbbd201f1d924e30367b8ff7645953
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>