anchor.diff:      _Plotly.callMethod('relayout', [_container, new JsObject.jsify(aobj)]);
     }
   
  -  /// Add a new trace to an existing plot at any location in its data array.
  +  /// Adds a new trace to an existing plot at any location in its data array.
     void addTrace(Map trace, [int newIndex]) {
       if (newIndex != null) {
         addTraces([trace], [newIndex]);
  
positive.code:         scrollZoom: scrollZoom);
    }
  
    /// Create a new plot in an empty `<div>` element with the given [selectors].
    ///
    /// A note on sizing: You can either supply height and width in layout, or
    /// give the `div` a height and width in CSS.
  
negative.code:     _Plotly.callMethod('newPlot', [_container, _data, _layout, _opts]);
    }
  
    /// Creates a new plot in an empty `<div>` element with the given id.
    ///
    /// A note on sizing: You can either supply height and width in layout, or
    /// give the `div` a height and width in CSS.
  