Bug 322401 [LinkedResources] Linked Resources properties page should have a Remove button
I20100810-0800 Project properties > Resource > Linked Resources > Linked Resources: Especially for invalid locations, a Remove button would be handy to remove one or multiple links.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/LinkedResourceEditor.java
* group is no longer needed.
	 * 
	 * @param parent
	 *            the widget parent
	 * @return container of the widgets
	 */
	public Control createContents(Composite parent) {
        Font font = parent.getFont();
        initializeDialogUnits(parent);
        
        Composite pageComponent = new Composite(parent, SWT.NULL);
        GridLayout layout = new GridLayout();
        layout.numColumns = 2;
        layout.marginWidth = 0;
        layout.marginHeight = 0;
        pageComponent.setLayout(layout);
        GridData data = new GridData(GridData.FILL_BOTH);
        data.widthHint = SIZING_SELECTION_PANE_WIDTH;
        pageComponent.setLayoutData(data);
        pageComponent.setFont(font);
        
        Label variableLabel = new Label(pageComponent, SWT.LEFT);
        variableLabel.setText(NLS
				.bind(IDEWorkbenchMessages.LinkedResourceEditor_descriptionBlock,
						fProject != null? fProject.getName():new String()));
        data = new GridData();
        data.horizontalAlignment = GridData.FILL;
        data.horizontalSpan = 2;
        variableLabel.setLayoutData(data);
        variableLabel.setFont(font);