Mark intentional mutexes acquire/release to get rid of warnings.

Also beef up comments to indicate the intention.

Bug: b/153657597
Test: atest PackageManagerShellCommandTest PackageManagerShellCommandIncrementalTest IncrementalServiceTest
Change-Id: I08487f089e95d324192e11c84e3f3e84f8120d39
Merged-In: I08487f089e95d324192e11c84e3f3e84f8120d39
1 file changed
tree: eaafcc51e7955fb7e8c58f32a4d54eb025cadf3c
  1. incfs/
  2. libdataloader/
  3. .clang-format
  4. PREUPLOAD.cfg