Bug 189490 [CommonNavigator] Go To->Resource won't enable
I0524 1. Open the Project Explorer in the Resource perspective 2. Create a vanilla project P 3. Create a folder F 4. Create a file resource R Open the Navigate->Go To file. "Resource..." will remain disabled.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/CommonNavigatorActionGroup.java
INavigatorViewerDescriptor viewerDescriptor = commonViewer
				.getNavigatorContentService().getViewerDescriptor();
		boolean hideLinkWithEditorAction = viewerDescriptor
				.getBooleanConfigProperty(INavigatorViewerDescriptor.PROP_HIDE_LINK_WITH_EDITOR_ACTION);
		if (!hideLinkWithEditorAction) {
			toggleLinkingAction = new LinkEditorAction(commonNavigator,
					commonViewer, linkHelperService);
			ImageDescriptor syncIcon = getImageDescriptor("elcl16/synced.gif"); 
			toggleLinkingAction.setImageDescriptor(syncIcon);
			toggleLinkingAction.setHoverImageDescriptor(syncIcon);
			service.activateHandler(toggleLinkingAction.getActionDefinitionId(),
					new ActionHandler(toggleLinkingAction));
		}
		boolean hideCollapseAllAction = viewerDescriptor
				.getBooleanConfigProperty(INavigatorViewerDescriptor.PROP_HIDE_COLLAPSE_ALL_ACTION);
		if (!hideCollapseAllAction) {
			collapseAllAction = new CollapseAllAction(commonViewer);
			ImageDescriptor collapseAllIcon = getImageDescriptor("elcl16/collapseall.gif"); 
			collapseAllAction.setImageDescriptor(collapseAllIcon);
			collapseAllAction.setHoverImageDescriptor(collapseAllIcon);
			collapseAllHandler = new CollapseAllHandler(commonViewer);
			service.activateHandler(CollapseAllHandler.COMMAND_ID, collapseAllHandler);
		}
		filterGroup = new FilterActionGroup(commonViewer);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars)
	 */