Merge "[sf] avoid traversals for cursor updates and buffer udpates" into udc-dev am: 4530ad4d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23147418



Change-Id: I41d44a813198c58f0cdc05bc569ce18267e7c9d2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>