[automerger skipped] DO NOT MERGE: Don't take the AM lock in cached app compaction handler am: 75a4e3f38c am: 740fa9e32b -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13936615

Change-Id: I82c3602ce905e5a7b3a164eff423b68a65384d69