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
}
		});
		fConvertAbsoluteButton = createButton(groupComponent,
				IDEWorkbenchMessages.LinkedResourceEditor_convertToVariableLocation);
		fConvertAbsoluteButton.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent e) {
				convertLocation();
			}
		});
		updateSelection();
	}
	/**
	 * @param parent
	 * @param text
	 * @return the new button
	 */
	private Button createButton(Composite parent, String text) {
		Button button = new Button(parent, SWT.PUSH);
		button.setText(text);
		button.setFont(parent.getFont());
        GridData data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
        int widthHint = Dialog.convertHorizontalDLUsToPixels(fontMetrics,
                IDialogConstants.BUTTON_WIDTH);
        data.widthHint = Math.max(widthHint, button.computeSize(SWT.DEFAULT,
                SWT.DEFAULT, true).x);
        button.setLayoutData(data);
		return button;
	}
	/**
	 * Creates the widget group. Callers must call <code>dispose</code> when the