Merge "Clear calling identity before calling to DeviceIdleController" am: 6216ab81c1

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2529739

Change-Id: Ib1088f8ca461506f558807e8c06b1ca1c09e55f1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>