GraphicsTracker/GraphicBufferAllocator : handle consumer side attach am: 5d0cfe1ede

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3195155

Change-Id: I7a2a089fcf71e48e06dd3f42daa1c646248fa58f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>