Merge "[Output Switcher] Add support RTL mode" into udc-qpr-dev am: 8a973ec6 am: da2e20dc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23917632



Change-Id: Ida213a8f94c9913a556aecd7c65b20d248a84a94
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>