Merge "Only use the gainmap shader if we might need it" into main am: 5c8faa654d am: b996ccef65 am: dd5918dfd3

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2833770

Change-Id: I06500c5312df7ead151773251401779c4f68f6eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>