Bug 267021 [DataBinding] NotUsedLocally errors in org.eclipse.core.databinding
bundles/org.eclipse.core.databinding/src/org/eclipse/core/databinding/property/value/DelegatingValueProperty.java
}
	/**
	 * Returns the property to delegate to for the specified source object.
	 * Implementers must ensure that repeated calls to this method with the same
	 * source object returns the same delegate instance.
	 * 
	 * @param source
	 *            the property source
	 * @return the property to delegate to for the specified source object.
	 */
	protected abstract IValueProperty doGetDelegate(Object source);
	public Object getValueType() {
		return valueType;
	}
	public IObservableValue observe(Object source) {
		return getDelegate(source).observe(source);
	}
	public IObservableValue observe(Realm realm, Object source) {
		return getDelegate(source).observe(realm, source);
	}
	public IObservableList observeDetail(IObservableList master) {
		return new ListDelegatingValueObservableList(master, this);
	}
	public IObservableMap observeDetail(IObservableSet master) {
		return new SetDelegatingValueObservableMap(master, this);
	}
	public IObservableMap observeDetail(IObservableMap master) {
		return new MapDelegatingValueObservableMap(master, this);
	}
	private class NullValueProperty extends SimpleValueProperty {