[automerger skipped] Merge "Fix thread safety issue on clearing cache" into rvc-dev am: 5d559ac700 -s ours
am skip reason: Change-Id I47d53a6d9d274bca4c78dbfd87e0097091b7b8cb with SHA-1 db097214b1 is in history
Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13375628
MUST ONLY BE SUBMITTED BY AUTOMERGER
Change-Id: I47c4973d04230ba16c1a1e7bbd5d9934135d97e7
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