Merge "Merge "remove the lock-use for prunePrintService in case blocking main...

Merge "Merge "remove the lock-use for prunePrintService in case blocking main thread" into oc-dev am: c06746ce  -s ours am: e4e1c11e  -s ours" into oc-dr1-dev-plus-aosp
am: 7f9abd31  -s ours

Change-Id: I8965e3a8cd1f711a491d4360548e5af86eba1db6