Merge "simpleperf: Remove unused variable" into main am: 38619fcdb5 am: 074172b05d am: 9f3d522cb7

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

Change-Id: If0b2940993a3d04fb2fc29d0b194e379ca30598e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>