Merge "Revert "Prevent exfiltration of system files via user image settings.""...

Merge "Revert "Prevent exfiltration of system files via user image settings."" into sc-dev am: 53738ccf am: 425d0d65

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19449015



Change-Id: Iab3a5d2902847b7d6ede520e6e2067159c1eee99
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>