/**
  * Assign the given {@link Bitmap} to the internal {@link PhotoEditorView} for the {@link
  * EntityDelta} currently being edited.
  */
 public void setPhotoBitmap(Bitmap bitmap) {
   mPhoto.setPhotoBitmap(bitmap);
 }
 /** Return true if internal {@link PhotoEditorView} has a {@link Photo} set. */
 public boolean hasSetPhoto() {
   return mPhoto.hasSetPhoto();
 }