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.resources/src/org/eclipse/ui/internal/navigator/resources/actions/WorkingSetActionProvider.java
workingSetRootModeActionGroup.setShowTopLevelWorkingSets(showWorkingSets);
		}
	}
	/* (non-Javadoc)
	 * @see org.eclipse.ui.navigator.CommonActionProvider#saveState(org.eclipse.ui.IMemento)
	 */
	public void saveState(IMemento aMemento) {
		super.saveState(aMemento);
		if(aMemento != null) {
			int showWorkingSets = extensionStateModel.getBooleanProperty(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS) ? 1 : 0;
			aMemento.putInteger(WorkingSetsContentProvider.SHOW_TOP_LEVEL_WORKING_SETS, showWorkingSets);
			if (workingSet != null) {
				aMemento.putString(TAG_CURRENT_WORKING_SET_NAME, workingSet.getName());
			}
		}
	}
	/*
	 * (non-Javadoc)
	 *
	 * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars)
	 */
	public void fillActionBars(IActionBars actionBars) {
		if (!contributedToViewMenu) {
			try {
				super.fillActionBars(actionBars);
				workingSetActionGroup.fillActionBars(actionBars);
				if (workingSetRootModeActionGroup != null) {
					workingSetRootModeActionGroup.fillActionBars(actionBars);
				}
			} finally {