Implement Invalidator::Acknowledge

chrome/browser/sync/glue/bridged_invalidator.cc

Index: chrome/browser/sync/glue/bridged_invalidator.cc
diff --git a/chrome/browser/sync/glue/bridged_invalidator.cc b/chrome/browser/sync/glue/bridged_invalidator.cc
index 0146ad4a08c2ccedcca13e39f166ec1177179eb3..56b831ed3b6b7b8f7d38b7ae2fb3b2d5dbb6ecb6 100644
--- a/chrome/browser/sync/glue/bridged_invalidator.cc
+++ b/chrome/browser/sync/glue/bridged_invalidator.cc
@@ -36,13 +36,6 @@ void BridgedInvalidator::UpdateRegisteredIds(
   bridge_->UpdateRegisteredIds(handler, ids);
 }
 
-syncer::InvalidatorState BridgedInvalidator::GetInvalidatorState() const {
-  return
-      delegate_.get() ?
-      delegate_->GetInvalidatorState() :
-      default_invalidator_state_;
-}
-
 void BridgedInvalidator::UnregisterHandler(
     syncer::InvalidationHandler* handler) {
   if (delegate_.get())
@@ -50,6 +43,19 @@ void BridgedInvalidator::UnregisterHandler(
   bridge_->UnregisterHandler(handler);
 }
 
+void BridgedInvalidator::Acknowledge(const invalidation::ObjectId& id,
+                                     const syncer::AckHandle& ack_handle) {
+  if (delegate_.get())
+    delegate_->Acknowledge(id, ack_handle);
+}
+
+syncer::InvalidatorState BridgedInvalidator::GetInvalidatorState() const {
+  return
+      delegate_.get() ?
+      delegate_->GetInvalidatorState() :
+      default_invalidator_state_;
+}
+
 void BridgedInvalidator::SetUniqueId(const std::string& unique_id) {
   if (delegate_.get())
     delegate_->SetUniqueId(unique_id);