Merge "Ensure that only SysUI can override pending intent launch flags" into qt-dev am: c741c6211c am: 41bf4e7cba am: 7adf19f3fa am: 99f48340ac am: 2dc64f374a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20219552

Change-Id: I52da673504c475e7037475a555689d32ea855542
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>