anchor.diff:        ..small()
         ..disabled = true;
   
  -    pauseButton = PButton.icon('Pause', FlutterIcons.pause_black_2x)
  -      ..small()
  -      ..clazz('margin-left');
  +    pauseButton = PButton.icon('Pause', FlutterIcons.pause_black_2x)..small();
   
       // TODO(terry): Need to correctly handle enabled and disabled.
       vmMemorySnapshotButton = PButton.icon('Snapshot', FlutterIcons.snapshot,
  
positive.code:             ..layoutHorizontal()
              ..clazz('align-items-center')
              ..add(<CoreElement>[
                div(c: 'btn-group flex-no-wrap margin-left')
                  ..add(<CoreElement>[
                    pauseButton,
                    resumeButton,
                  ]),
                div(c: 'btn-group flex-no-wrap margin-left')
                  ..add(<CoreElement>[
                    vmMemorySnapshotButton,
  
negative.code: 
      // Push the new table on to the stack and to the right of current.
      if (next != null) {
        final bool isFirst = tableStack.isEmpty;
  
        tableStack.addLast(next);
        tableContainer.add(next.element);
  
        if (!isFirst) {
          next.element.clazz('margin-left');
        }
  
        tableContainer.element.scrollTo(<String, dynamic>{
          'left': tableContainer.element.scrollWidth,
          'top': 0,
  