Removed unused methods am: abc6c12659

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2459492

Change-Id: Ib5260288e6fb1af834986448d0f06d72f5e9afa9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>