Merge "File size seal for memory mapped region" into udc-dev am: ec8148a0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/24776196



Change-Id: I128311668efff1d5ee717f4f26cb59b09e171d81
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>