am ec379695: Merge "Fix the CTS android.view.cts.WindowTest failure: Don\'t assert background opacity when the window is swipe dismiss." into lmp-sprout-dev

* commit 'ec379695feb883191389b8953cb0b4e1a2fbc00c':
  Fix the CTS android.view.cts.WindowTest failure: Don't assert background opacity when the window is swipe dismiss.