Bug 242427 [Commands] IAction.AS_RADIO_BUTTON actions contributed with ActionContributionItem to MenuManager have problems getting checked on selection
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ActionContributionItem.java
}
				if (resultListener!=null) {
					result = null;
					action.removePropertyChangeListener(resultListener);
				}
				if (trace) {
					System.out.println((System.currentTimeMillis() - ms)
							+ " ms to run action: " + action.getText()); 
				}
			} else {
				if (callback != null) {
					callback.notEnabled(action, new NotEnabledException(action
							.getText()
							+ " is not enabled.")); 
				}
			}
		}
	}
	/*
	 * (non-Javadoc) Method declared on Object.
	 */
	public int hashCode() {
		return action.hashCode();
	}
	/**
	 * Returns whether the given action has any images.
	 * 
	 * @param actionToCheck
	 *            the action
	 * @return <code>true</code> if the action has any images,