Bug 301133 Unhide the linked resources locations tab in the Linked Resources property page
The mentioned tab was hidden in M5 since it needed polishing. There are new icons in the page, so when this bug is fixed, I will raise another one to track creating new icons by our UI designers.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ProjectLinkedResourcePage.java
data.grabExcessHorizontalSpace = true;
 		data.grabExcessVerticalSpace = true;
        tabFolder.setLayoutData(data);
        tabFolder.setFont(font);
        TabItem variableItem = new TabItem(tabFolder, SWT.BORDER);
        
        Composite variableComposite = new Composite(tabFolder, 0);
        variableComposite.setLayout(new GridLayout());
        topLabel = new Label(variableComposite, SWT.NONE);
        topLabel.setText(IDEWorkbenchMessages.ProjectLinkedResourcePage_description);
        data = new GridData();
        data.verticalAlignment = GridData.FILL;
        data.horizontalAlignment = GridData.FILL;
        topLabel.setLayoutData(data);
        topLabel.setFont(font);
        pathVariablesGroup.createContents(variableComposite);
        variableItem.setControl(variableComposite);
        variableItem.setText(IDEWorkbenchMessages.ProjectLinkedResourcePage_pathVariableTabTitle);
        /*
        TabItem linkedResourceItem = new TabItem(tabFolder, SWT.BORDER);
        Composite linkedResourceComposite = new Composite(tabFolder, 0);
        linkedResourceComposite.setLayout(new GridLayout());
        linkedResourceEditor.createContents(linkedResourceComposite);
        linkedResourceItem.setControl(linkedResourceComposite);
        linkedResourceItem.setText(IDEWorkbenchMessages.ProjectLinkedResourcePage_linkedResourcesTabTitle);
        */
        updateWidgetState(true);
        return pageComponent;
	}
	private void switchToPathVariables() {