Bug 166600 [DataBinding] Refactor tests to be in the correct packages
tests/org.eclipse.jface.tests.databinding/src/org/eclipse/core/tests/databinding/observable/map/AbstractObservableMapTest.java
public Set entrySet() {
			return null;
		}
		
		protected void fireChange() {
			super.fireChange();
		}
		
		protected void fireMapChange(MapDiff diff) {
			super.fireMapChange(diff);
		}
		
		protected void fireStale() {
			super.fireStale();
		}
	}
}