Merge "Remove unused variable." into main am: bd66ab0a2b

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3261155

Change-Id: Ie2a5ff0844b01dcf574f2c12228c556df998150d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>