Bug 315281 update copyrights for 3.6
bundles/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/map/SimplePropertyObservableMap.java
public Object getValueType() {
		return property.getValueType();
	}
	private void getterCalled() {
		ObservableTracker.getterCalled(this);
	}
	protected void firstListenerAdded() {
		if (!isDisposed()) {
			if (listener == null) {
				listener = property
						.adaptListener(new ISimplePropertyListener() {
							public void handleEvent(
									final SimplePropertyEvent event) {
								if (!isDisposed() && !updating) {
									getRealm().exec(new Runnable() {
										public void run() {
											if (event.type == SimplePropertyEvent.CHANGE) {
												modCount++;
												notifyIfChanged((MapDiff) event.diff);
											} else if (event.type == SimplePropertyEvent.STALE
													&& !stale) {
												stale = true;
												fireStale();
											}
										}
									});
								}
							}
						});
			}