Bug 147020 Template reversion is not correct
Steps to reproduce: 1.New a table, add a data in table detail, convert it to a template report item 2.Bind the table with data set, double click the template report item Expected result: The template report item is reverted to data item first, "Select data binding" dialog pops up. Actual result: "Select data binding" dialog pops up. and no available column bindings listed. Please make sure the result of "Double click" is the same as context menu.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/PlaceHolderEditPart.java
if ( getDefaultHandle( ) instanceof ImageHandle )
		{
			return ReportPlatformUIImages
					.getImage( IReportGraphicConstants.ICON_ELEMENT_IMAGE );
		}
		if ( getDefaultHandle( ) instanceof TableHandle )
		{
			return ReportPlatformUIImages
					.getImage( IReportGraphicConstants.ICON_ELEMENT_TABLE );
		}
		if ( getDefaultHandle( ) instanceof GridHandle )
		{
			return ReportPlatformUIImages
					.getImage( IReportGraphicConstants.ICON_ELEMENT_GRID );
		}
		if ( getDefaultHandle( ) instanceof ListHandle )
		{
			return ReportPlatformUIImages
					.getImage( IReportGraphicConstants.ICON_ELEMENT_LIST );
		}
		if ( getDefaultHandle( ) instanceof ExtendedItemHandle )
		{
			return ReportPlatformUIImages.getImage( getDefaultHandle( ) );
		}
		return null;
	}
	protected IFigure createFigure( )
	{
		LabelFigure label = new LabelFigure( );
		return label;