anchor.diff:     * context2D.putImageData(data, 0, 0);
      */
     Uint8List getBytes() =>
  -    new Uint8List.view(_data.buffer);
  +    new Uint8List.view(data.buffer);
   
     /**
      * Get the format of the image, either [RGB] or [RGBA].
  
positive.code:   int getPixel(int x, int y) =>
      boundsSafe(x, y) ?
        _format == RGBA ?
        _data[y * width + x] :
        _data[y * width + x] | 0xff000000 : 0;
  
    /**
     * Get the pixel using the given [interpolation] type for non-integer pixel
  
negative.code:   int get format => _format;
  
    /**
     * Set the format of the image, either [RGB] or [RGBA].  The format is used
     * for informational purposes and has no effect on the actual stored data,
     * which is always in 4-byte RGBA format.
     */
    void set format(int f) {
      if (f == _format) {
  