Merge "Update mandatory concurrent stream docs to specify support for lower...

Merge "Update mandatory concurrent stream docs to specify support for lower resolutions." into rvc-dev am: 83578eaa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12230970

Change-Id: Iaceb8a0974fcc4cf562a7046423019fc816ce07a