Merge "Force HALs to explicitly enable legacy method for clearing buffer...

Merge "Force HALs to explicitly enable legacy method for clearing buffer caches" into udc-dev am: def2c211 am: 900a24cb

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



Change-Id: I9f6f9ece506dbf0c8143ade5c3a1e4df0fe1638e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>