Rename ModelType/ObjectIdStateMap to InvalidationMap.

sync/notifier/fake_invalidator.h

Index: sync/notifier/fake_invalidator.h
diff --git a/sync/notifier/fake_invalidator.h b/sync/notifier/fake_invalidator.h
index dff7d2108ee30d14e74da881b0e6b6bef28ad1ec..b65fcea315b5e12d3dad889cb02ce0b86123ae6b 100644
--- a/sync/notifier/fake_invalidator.h
+++ b/sync/notifier/fake_invalidator.h
@@ -25,11 +25,12 @@ class FakeInvalidator : public Invalidator {
   const std::string& GetStateDeprecated() const;
   const std::string& GetCredentialsEmail() const;
   const std::string& GetCredentialsToken() const;
-  const ObjectIdStateMap& GetLastSentIdStateMap() const;
+  const ObjectIdInvalidationMap& GetLastSentInvalidationMap() const;
 
   void EmitOnInvalidatorStateChange(InvalidatorState state);
-  void EmitOnIncomingInvalidation(const ObjectIdStateMap& id_state_map,
-                                  IncomingInvalidationSource source);
+  void EmitOnIncomingInvalidation(
+      const ObjectIdInvalidationMap& invalidation_map,
+      IncomingInvalidationSource source);
 
   virtual void RegisterHandler(InvalidationHandler* handler) OVERRIDE;
   virtual void UpdateRegisteredIds(InvalidationHandler* handler,
@@ -40,7 +41,8 @@ class FakeInvalidator : public Invalidator {
   virtual void SetStateDeprecated(const std::string& state) OVERRIDE;
   virtual void UpdateCredentials(
       const std::string& email, const std::string& token) OVERRIDE;
-  virtual void SendInvalidation(const ObjectIdStateMap& id_state_map) OVERRIDE;
+  virtual void SendInvalidation(
+      const ObjectIdInvalidationMap& invalidation_map) OVERRIDE;
 
  private:
   InvalidatorRegistrar registrar_;
@@ -48,7 +50,7 @@ class FakeInvalidator : public Invalidator {
   std::string state_;
   std::string email_;
   std::string token_;
-  ObjectIdStateMap last_sent_id_state_map_;
+  ObjectIdInvalidationMap last_sent_invalidation_map_;
 };
 
 }  // namespace syncer