Merge "[RESTRICT AUTOMERGE] Check whether installerPackageName contains only valid characters" into sc-dev am: 46293ea269

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/28350797

Change-Id: I2af5652ea5eb3c8629915d8a3a51601e2c5f887b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>