DO NOT MERGE: SurfaceFlinger: Add Transaction#sanitize am: 1ff38ab351

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/16811474

Change-Id: I944bcb77c2ec493562be5521a1ffa8b658dacca0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>