Merge "Force HALs to explicitly enable legacy method for clearing buffer caches" into udc-dev am: def2c2117b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23715006

Change-Id: Icb96d961bc2f99b616cc4f8929abffbd8f75b7d5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>