private static void OnCollectionChanged([NotNull, ItemCanBeNull] ObservableFilteredCollection <T> self, [NotNull] object sender, [NotNull] NotifyCollectionChangedEventArgs e)
{
Contract.Requires(self != null);
Contract.Requires(sender != null);
Contract.Requires(e != null);
self.SourceCollection_CollectionChanged(sender, e);
}
private static void OnCollectionChanged([NotNull, ItemCanBeNull] ObservableFilteredCollection <T> self, [NotNull] object sender, [NotNull] NotifyCollectionChangedEventArgs e)
{
self.SourceCollection_CollectionChanged(sender, e);
}