/** Binds an image to the photo view. */
 private void bindPhoto(Drawable drawable) {
   if (drawable != null) {
     if (mPhotoView != null) {
       mPhotoView.bindDrawable(drawable);
     }
     enableImageTransforms(true);
     mPhotoPreviewAndProgress.setVisibility(View.GONE);
     mProgressBarNeeded = false;
   }
 }