Merge "CCodec: Validate hdr10PlusInfo with the flexCount" into rvc-dev am: d3c372d58b am: c30b81eea8 am: 2ea9caa824 am: c02e0db3c3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11863719

Change-Id: I9af0f2eb36e6ad0eb5ccd9ff70467ba9e812c4ee