Bug 190336 [Actions] Rename border does not show up on the Mac
The rename action does not draw the box as the Mac specific code checks for a now redundant system property.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/actions/RenameResourceAction.java
.getProperty("org.eclipse.swt.internal.carbon.noFocusRing") == null || c.getShell().getParent() != null) { 
				return -2; 
			}
		}
		return 1; 
	}
	/**
	 * Create the text editor widget.
	 * 
	 * @param resource
	 *            the resource to rename
	 */
	private void createTextEditor(final IResource resource) {
		
		textEditorParent = createParent();
		textEditorParent.setVisible(false);
		final int inset = getCellEditorInset(textEditorParent);
		if (inset > 0) {
			textEditorParent.addListener(SWT.Paint, new Listener() {
				public void handleEvent(Event e) {
					Point textSize = textEditor.getSize();
					Point parentSize = textEditorParent.getSize();
					e.gc.drawRectangle(0, 0, Math.min(textSize.x + 4,
							parentSize.x - 1), parentSize.y - 1);
				}
			});
		}
		
		textEditor = new Text(textEditorParent, SWT.NONE);
		textEditor.setFont(navigatorTree.getFont());