Bug 152412 [Smoke]Insert,delete a master page, can not take effect
Insert,delete a master page, can not take effect Steps: 1.new a report 2.open outline view, insert a master page or delete a master page Actual Results 1.Can not take effect.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/GraphicsViewModelEventProcessor.java
public void addChangeContents(Object obj)
		{
			Map map = getOtherInfo( );
			
			if (obj instanceof IDesignElement)
			{
				obj = ((IDesignElement)obj).getHandle( getTarget( ).getModule( ) );
			}
			List list= (List)map.get( EVENT_CONTENTS );
			if (list == null)
			{
				list = new ArrayList();
				map.put(EVENT_CONTENTS, list);
			}
			list.add(obj);
		}
	}
	
	/**Creat the factor to ctreat the report runnable.
	 * @return
	 */
	protected ModelEventInfoFactory createModelEventInfoFactory()
	{
		return new GraphicsModelEventInfoFactory();
	}
	
	/**
	 * ModelEventInfoFactory
	 */
	protected static class GraphicsModelEventInfoFactory implements ModelEventInfoFactory