Bug 183733 Implement the IScriptOjectClassInfo to provide the class infromation to support the JS code assistant.
Engine should implement the IScriptObjectClassInfo interface to return the class information for script object.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/script/internal/ReportScriptExecutor.java
{
			if ( handleJS( null, report.getBeforeRender( ), context ).didRun( ) )
				return;
			IReportEventHandler eh = ( IReportEventHandler ) getInstance(
					report, context );
			if ( eh != null )
				eh.beforeRender( context.getReportContext( ) );
		} catch ( Exception e )
		{
			addException( context, e );
		}
	}
	public static void handleAfterRender( ReportDesignHandle report,
			ExecutionContext context )
	{
		try
		{
			if ( handleJS( null, report.getAfterRender( ), context ).didRun( ) )
				return;
			IReportEventHandler eh = ( IReportEventHandler ) getInstance(
					report, context );
			if ( eh != null )
				eh.afterRender( context.getReportContext( ) );
		} catch ( Exception e )
		{
			addException( context, e );
		}
	}
}