[automerger skipped] remove some unused variables am: 3761d0cb4b am: 232112fdbd am: a4cc9bed79 -s ours

am skip reason: Change-Id Ia45892ff8bcf215c87a531acc18b343ccb732ad5 with SHA-1 3761d0cb4b is in history

Original change: https://googleplex-android-review.googlesource.com/c/device/generic/goldfish-opengl/+/11248646

Change-Id: Id56be90d21f7735e57cdf444441822b789760961