Bug 136941 Del key has no effect in XML Source
Using BIRT 2.1RC0 build. To reproduce: Open or create a report design. Choose the XML Source tab. Select some text. Press the Del key. Expected: The selected text is deleted. Actual: Nothing happens.
UI/org.eclipse.birt.report.designer.ui.editors/src/org/eclipse/birt/report/designer/ui/editors/MultiPageReportEditor.java
page.init( createSite( page ), getEditorInput( ) );
		}
		catch ( Exception e )
		{
			
			throw new PartInitException( e.getMessage( ) );
		}
		return index;
	}
	/**
	 * Remove report editor page.
	 * 
	 * @param id
	 *            the page id.
	 */
	public void removePage( String id )
	{
		IFormPage page = findPage( id );
		if ( page != null )
		{
			removePage( page.getIndex( ) );
		}
	}
	/**
	 * Remove all report editor page.
	 */
	public void removeAllPages( )
	{
		for ( int i = pages.toArray( ).length - 1; i >= 0; i-- )
		{