Merge "Revert "Revert "SF: enable latch unsignaled for single layer by...

Merge "Revert "Revert "SF: enable latch unsignaled for single layer by default""" into tm-dev am: 25969707 am: 096dfa70

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/17006719

Change-Id: I6485e0e7c608aa27a228c7a29cd210d3cafad42c