Bug 190058 icon for aggregation type data items.
For aggregation type data items in cross tabs, we should show the icon instead of the sigma symbol. I am attaching the icon to replace it
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/figures/LabelFigure.java
return new Dimension(Math.max(dim.width, rx), Math.max(dim.height,
					ry));
		}
		return dim;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.draw2d.Figure#getMinimumSize(int, int)
	 */
	public Dimension getMinimumSize(int wHint, int hHint) {
		if (DesignChoiceConstants.DISPLAY_NONE.equals(display)) {
			return ZERO_DIMENSION;
		}
		int rx = recommendSize != null ? recommendSize.width : 0;
		int ry = recommendSize != null ? recommendSize.height : 0;
		if (wHint == -1 && hHint == -1) {
			
			int maxWidth = calcMaxSegment();
			
			return new Dimension(Math.max(maxWidth, rx), Math.max(getInsets()
					.getHeight(), ry));
		}
		
		Dimension dim = super.getMinimumSize(-1, hHint);
		if (dim.width < wHint) {
			return new Dimension(Math.max(dim.width, rx), Math.max(dim.height,
					ry));
		}
		dim = super.getMinimumSize(wHint, hHint);