Invalidation trickles mega-patch

sync/notifier/fake_invalidator.cc

Index: sync/notifier/fake_invalidator.cc
diff --git a/sync/notifier/fake_invalidator.cc b/sync/notifier/fake_invalidator.cc
index 0b217f79e1e309753a0c087a6b6e4b2aa95f75cd..280ef6bbffdd64b07b380ce28ce7c5d304e37396 100644
--- a/sync/notifier/fake_invalidator.cc
+++ b/sync/notifier/fake_invalidator.cc
@@ -49,11 +49,6 @@ void FakeInvalidator::UnregisterHandler(InvalidationHandler* handler) {
   registrar_.UnregisterHandler(handler);
 }
 
-void FakeInvalidator::Acknowledge(const invalidation::ObjectId& id,
-                                  const AckHandle& ack_handle) {
-  // Do nothing.
-}
-
 InvalidatorState FakeInvalidator::GetInvalidatorState() const {
   return registrar_.GetInvalidatorState();
 }