Migrate invalidator client IDs out of sync

sync/notifier/fake_invalidation_state_tracker.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sync/notifier/fake_invalidation_state_tracker.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/location.h"
 #include "base/task_runner.h"
@@ skipping 29 matching lines @@
   }
   state_map_[id].version = max_version;
 }
 
 void FakeInvalidationStateTracker::Forget(const ObjectIdSet& ids) {
   for (ObjectIdSet::const_iterator it = ids.begin(); it != ids.end(); ++it) {
     state_map_.erase(*it);
   }
 }
 
+void FakeInvalidationStateTracker::SetInvalidatorClientId(
+    const std::string& client_id) {
+  invalidator_client_id_ = client_id;
+}
+
+std::string FakeInvalidationStateTracker::GetInvalidatorClientId() const {
+  return invalidator_client_id_;
+}
+
 void FakeInvalidationStateTracker::SetBootstrapData(
     const std::string& data) {
   bootstrap_data_ = data;
 }
 
 std::string FakeInvalidationStateTracker::GetBootstrapData() const {
   return bootstrap_data_;
 }
 
 void FakeInvalidationStateTracker::GenerateAckHandles(
@@ skipping 11 matching lines @@
 
 void FakeInvalidationStateTracker::Acknowledge(const invalidation::ObjectId& id,
                                                const AckHandle& ack_handle) {
   InvalidationStateMap::iterator it = state_map_.find(id);
   if (it == state_map_.end())
     ADD_FAILURE();
   it->second.current = ack_handle;
 }
 
 }  // namespace syncer