[automerger skipped] Merge "Re-introduce debug.sf.latch_unsignaled" into...

[automerger skipped] Merge "Re-introduce debug.sf.latch_unsignaled" into sc-dev am: 623322a8 am: 23f0743f -s ours am: bced8577 -s ours

am skip reason: Merged-In I48c3095061dc106fa08d36b8ef17eccb04fb6eb1 with SHA-1 86c80e36 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15004490

Change-Id: Ifeaa7b39668a95fa11e8656417c68d82b624d2b5