Merge commit '1b991494' into staging/lineage-20.0_android-security-13.0.0_r20

* commit '1b991494':
  Revert "Security fix for VPN app killable via lockscreen."
  RESTRICT AUTOMERGE Fix READ/WRITE operation access issues on Restricted appOps.
  Hide SAW subwindows
  Add the protection to avoid data overflow in BinaryXmlSerializer.java
  Security fix for VPN app killable via lockscreen.
  Restrict USB poups while setup is in progress
  Rate limiting PiP aspect ratio change request
  RESTRICT AUTOMERGE Backport preventing BAL bypass via bound service

Conflicts:
	services/texttospeech/java/com/android/server/texttospeech/TextToSpeechManagerPerUserService.java

Change-Id: I8963b89a1cc71173aed162ed983bb9152b673665