Merge "Delete unused method." into main am: a1870a4f1f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3494590

Change-Id: If902a459038675cdb2996c8b9c5a9faca21dfb9f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>