Merge "Use frameTimelinesLength instead of const" into udc-dev am: c5063521...

Merge "Use frameTimelinesLength instead of const" into udc-dev am: c5063521 am: 89bde671 am: def15258

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/22869417



Change-Id: Idd2fc9a50d5d833b9a6119538c6f3e8d8813dd54
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>