Bluetooth: Mark unaudited PendingIntents with FLAG_IMMUTABLE

Bug: 160794467
Bug: 178441949
Test: atest BluetoothInstrumentationTests
Change-Id: I5177efac17ea9ccbeecee232bcc321867a19c693
7 files changed
tree: 9a6d34af7c4037d2e7d8ea1b36fb050ff624f068
  1. android/