Bug 211703 Support muti-view on report item.
As title described.
xtab/org.eclipse.birt.report.item.crosstab.core/src/org/eclipse/birt/report/item/crosstab/core/de/CrosstabReportItemHandle.java
* otherwise do nothing. The axis type can be either
	 * <code>ICrosstabConstants.ROW_AXIS_TYPE</code> or
	 * <code>ICrosstabConstants.COLUMN_AXIS_TYPE</code>.
	 * 
	 * @param axisType
	 */
	public void removeGrandTotal( int axisType, int measureIndex )
			throws SemanticException
	{
		new CrosstabReportItemTask( this ).removeGrandTotal( axisType,
				measureIndex );
	}
	/**
	 * Gets the dimension value handle for the crosstab width.
	 * 
	 * @return crosstab width dimension value handle
	 */
	public org.eclipse.birt.report.model.api.DimensionHandle getWidth( )
	{
		return handle.getDimensionProperty( IReportItemModel.WIDTH_PROP );
	}
	/**
	 * Gets the dimension value handle for the crosstab height.
	 * 
	 * @return crosstab height dimension value handle
	 */
	public org.eclipse.birt.report.model.api.DimensionHandle getHeight( )
	{
		return handle.getDimensionProperty( IReportItemModel.HEIGHT_PROP );
	}