Bug 315281 update copyrights for 3.6
bundles/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/list/SimplePropertyObservableList.java
getterCalled();
				checkForComodification();
				return iterator.previousIndex();
			}
			public Object previous() {
				getterCalled();
				checkForComodification();
				lastElement = iterator.previous();
				lastIndex = iterator.nextIndex();
				return lastElement;
			}
			public void add(Object o) {
				checkRealm();
				checkForComodification();
				int index = iterator.nextIndex();
				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
						index, true, o));
				updateList(list, diff);
				iterator.add(o); 
				lastElement = null;
				lastIndex = -1;
				expectedModCount = modCount;
			}
			public void set(Object o) {
				checkRealm();
				checkForComodification();
				ListDiff diff = Diffs.createListDiff(Diffs.createListDiffEntry(
						lastIndex, false, lastElement), Diffs
						.createListDiffEntry(lastIndex, true, o));
				updateList(list, diff);