[automerger skipped] Merge "Add support for latching unsignaled buffers in...

[automerger skipped] Merge "Add support for latching unsignaled buffers in Skia RenderEngine." into sc-qpr1-dev am: 81274cba am: 38953ba5 -s ours am: e53e24f9 -s ours

am skip reason: Merged-In I1f3be882e55de20bdbfa3bf92bf0b8f88b8bc3ea with SHA-1 6216446a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/15793630

Change-Id: I214ce55b06fd3274282ea6ead09b2d2a0b0c220f