[automerger skipped] Merge "Skip operation on content overlay if task's...

[automerger skipped] Merge "Skip operation on content overlay if task's vanished" into sc-dev am: 5cac66cb am: c942d2fb -s ours am: 7dc53f6b -s ours

am skip reason: Merged-In I81c0622966df32e02db7cb5aa3cd42d7c4af735e with SHA-1 0a0718c6 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15353756

Change-Id: I588138fc84e7e7ac0cbd5b1b58b1b1b078dd046f