Merge "Add methods to get keys." into main am: 0af893b39d

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3457320

Change-Id: I1b3bf5b98015ec8f749003a509e5fb139dcb1900
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>