Bug 114962 [Decorators] Remove DecoratorUpdateListener class from IDE plug-in
DecoratorUpdateListener class should be removed as it is just experimental in 3.2 (see org.eclipse.ui.ide plugin)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchAdvisor.java
idleHelper = null;
        }
        if (IDEWorkbenchPlugin.getPluginWorkspace() != null) {
            disconnectFromWorkspace();
        }
    }
    
    /* (non-Javadoc)
     * @see org.eclipse.ui.application.WorkbenchAdvisor#preShutdown()
     */
    public boolean preShutdown() {
    	DecoratorUpdateListener.shutDown();
    	return super.preShutdown();
    }
    /* (non-Javadoc)
     * @see org.eclipse.ui.application.WorkbenchAdvisor#eventLoopException
     */
    public void eventLoopException(Throwable exception) {
        super.eventLoopException(exception);
        if (exceptionHandler != null) {
            exceptionHandler.handleException(exception);
        } else {
            if (getWorkbenchConfigurer() != null) {
                getWorkbenchConfigurer().emergencyClose();
            }
        }
    }
    /* (non-Javadoc)
     * @see org.eclipse.ui.application.WorkbenchAdvisor#createWorkbenchWindowAdvisor(org.eclipse.ui.application.IWorkbenchWindowConfigurer)
     */