am a4fb46a8: Merge "When image bytes are unable to be decoded into a Bitmap (like TIFF files), we distinguish that apart from when there are no image bytes at all." into jb-ub-mail-ur9

* commit 'a4fb46a85d805ed686c69121d9d5157da59a3429':
  When image bytes are unable to be decoded into a Bitmap (like TIFF files), we distinguish that apart from when there are no image bytes at all.