gfxstream-protocols: don't strongly type variable am: 928354f85b am: a48e9c0171

Original change: https://android-review.googlesource.com/c/platform/external/gfxstream-protocols/+/2510080

Change-Id: Id8613806515d991dc44709035f389f7a456a852d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>