Merge "Update javadoc for role holder updater action" into tm-dev am:...

Merge "Update javadoc for role holder updater action" into tm-dev am: 42121eea am: 9a4bc53a am: a948eb1b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17356763



Change-Id: I6a622e17452317a15eb8f51bd20f4c51e34fefd5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>