Bug 157744 [Regression]GUI has memory leak
Causes by 153732, designer has a regression to hold the report design handle in a hashmap. That causes the report design can not be released.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/ReportElementEditPart.java
}
	
	public DesignElementHandleAdapter creatDesignElementHandleAdapter()
	{
		HandleAdapterFactory.getInstance( ).remove( getModel( ) );
		return HandleAdapterFactory.getInstance( )
				.getDesignElementHandleAdapter( getModel( ), this );
	}
	
	/**
	 * perform edit directly when the request is the corresponding type.
	 */
	public void performRequest( Request request )
	{
		if ( RequestConstants.REQ_OPEN.equals( request.getType( ) )
				|| ReportRequest.CREATE_ELEMENT.equals( request.getType( )))
		{
			if (isEdited( ))
			{
				return;
			}
			setEdited( true );
			performDirectEdit( );
			setEdited( false );
		}
	}
	
	public void performDirectEdit( )
	{