Bug 131398 [Markers] Problems view doing a bundle lookup everytime it populates a table enty
20060307 Whenever we populate a table entry we do a getIDEImageDescritpr with a path which causes us to hit the bundle code to do a lookup. The 3 icons in the problems view should be defined in workbench images so this happens once.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchAdvisor.java
}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.application.WorkbenchAdvisor#postShutdown
	 */
	public void postShutdown() {
		if (activityHelper != null) {
			activityHelper.shutdown();
			activityHelper = null;
		}
		if (idleHelper != null) {
			idleHelper.shutdown();
			idleHelper = null;
		}
		if (IDEWorkbenchPlugin.getPluginWorkspace() != null) {
			disconnectFromWorkspace();
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.application.WorkbenchAdvisor#preShutdown()
	 */
	public boolean preShutdown() {
		Display.getCurrent().removeListener(SWT.Settings,
				settingsChangeListener);
		return super.preShutdown();
	}
	/*