[automerger skipped] Add equals method am: d607388e -s ours

am skip reason: Merged-In Ia726fa205b73a693fee775e4a08950ecd4b5f882 with SHA-1 8aef21b7 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/31247644



Change-Id: Ia42fca84be40af9bc09c8ee02851b0bf805b7e89
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>