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
*/
	public void removeDimension( String name ) throws SemanticException
	{
		new CrosstabReportItemTask( this ).removeDimension( name );
	}
	/**
	 * Removes a row/column dimension view in the given position. The axis type
	 * can be either <code>ICrosstabConstants.ROW_AXIS_TYPE</code> or
	 * <code>ICrosstabConstants.COLUMN_AXIS_TYPE</code>. And index is 0-based
	 * integer.
	 * 
	 * @param axisType
	 *            row/column axis type
	 * @param index
	 *            the position index of the dimension to remove, 0-based integer
	 * @throws SemanticException
	 */
	public void removeDimension( int axisType, int index )
			throws SemanticException
	{
		new CrosstabReportItemTask( this ).removeDimension( axisType, index );
	}
	/**
	 * Removes a measure view with the given name from the design tree.
	 * 
	 * @param name
	 *            name of the measure view to remove
	 * @throws SemanticException
	 */
	public void removeMeasure( String name ) throws SemanticException