[automerger skipped] Merge "Enforce the PendingIntent mutability flag...

[automerger skipped] Merge "Enforce the PendingIntent mutability flag requirement for chrome" into sc-dev am: 35871022 -s ours

am skip reason: skip tag Change-Id Ic78716033fa91f4a16540aab72e3bff73c6391e9 with SHA-1 3574da88 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14019826

Change-Id: I6d680a19aef1a624b7d758072f5298b0cda91bed