am 5f404299: am aa3687df: am 2e5555e0: Bitmapfun Sample: Fix bug where background image loading could hang

# Via Android Git Automerger (2) and Adam Koch (1)
* commit '5f4042990ac33bd05cd4e3f48935d6eb0dc552c9':
  Bitmapfun Sample: Fix bug where background image loading could hang