anchor.diff:    EditorImageHandler.fileProgress(this.dataElement, core.FileProgress fileProgress, void ready()): _fileProgress = fileProgress{
       _fileProgress.onProgress.listen((_) => progressBar.percentage = _fileProgress.progress);
       _fileProgress.onPathAvailable.listen((_) {
  -      dataElement.src = "/_files/"+_fileProgress.path;
  +      dataElement.src = "/_files/" + _fileProgress.path;
         progressBar.bar.remove();
         element.classes.remove('uploading');
         ready();
  
positive.code:     }
      if (_wrapper.classes.contains('floating')) {
        _wrapper.style.left = "${_elementOffsetLeft(_contentWrapper) - window.scrollX}px";
      }
  
      _updatePlaceholder();
  
negative.code:     _fileProgress.onProgress.listen((_) => progressBar.percentage = _fileProgress.progress);
      _fileProgress.onPathAvailable.listen((_) {
        dataElement
          ..href = "/_files/" + _fileProgress.path
          ..text = fileProgress.file.name;
        progressBar.bar.remove();
        element.classes.remove('uploading');
  