am e4428808: am 8fddbc44: am a5cd5d87: am 0b5162c8: am 6dd856b1: Merge "Don\'t drop runtime permissions on older system app update." into mnc-dev

* commit 'e4428808bf4d26cbfdef1a6f19f2c9a794442a9b':
  Don't drop runtime permissions on older system app update.