Bug 299210 [CommonNavigator] Test improvements
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/extension/TestContentProviderPipelined.java
* (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.navigator.IPipelinedTreeContentProvider#getPipelinedElements
	 * (java.lang.Object, java.util.Set)
	 */
	public void getPipelinedElements(Object anInput, Set theCurrentElements) {
		getPipelinedChildren(anInput, theCurrentElements);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.navigator.IPipelinedTreeContentProvider#getPipelinedParent
	 * (java.lang.Object, java.lang.Object)
	 */
	public Object getPipelinedParent(Object anObject, Object aSuggestedParent) {
		return aSuggestedParent;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.navigator.IPipelinedTreeContentProvider#interceptAdd(org
	 * .eclipse.ui.navigator.PipelinedShapeModification)
	 */
	public PipelinedShapeModification interceptAdd(
			PipelinedShapeModification anAddModification) {
		return anAddModification;
	}