Merge "Fix frame duration computations after discontinuities" into udc-dev am: 03ac6df71a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23476322

Change-Id: Ic19526723f7e7378f3a039730f77694adb938072
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>