Merge "simpleperf: Remove unused variable" into main am: 38619fcdb5 am: 1c11b00748

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/2847994

Change-Id: Iffe3df9b6e2d365e2dd0433e4dc6cd217d81b1fe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>