Bug 315281 update copyrights for 3.6
bundles/org.eclipse.core.databinding.property/src/org/eclipse/core/databinding/property/set/DelegatingSetProperty.java
public Object getElementType() {
			return elementType;
		}
		protected Set doGetSet(Object source) {
			return Collections.EMPTY_SET;
		}
		protected void doSetSet(Object source, Set set, SetDiff diff) {
		}
		protected void doSetSet(Object source, Set set) {
		}
		protected void doUpdateSet(Object source, SetDiff diff) {
		}
		public INativePropertyListener adaptListener(
				ISimplePropertyListener listener) {
			return null;
		}
	}
}