Update {virtual,override,final} to follow C++11 style.

components/invalidation/invalidation_service_android.h

 // Copyright (c) 2013 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.
 
 #ifndef COMPONENTS_INVALIDATION_INVALIDATION_SERVICE_ANDROID_H_
 #define COMPONENTS_INVALIDATION_INVALIDATION_SERVICE_ANDROID_H_
 
 #include <jni.h>
 #include <map>
 
@@ skipping 12 matching lines @@
 
 class InvalidationLogger;
 
 // This InvalidationService is used to deliver invalidations on Android.  The
 // Android operating system has its own mechanisms for delivering invalidations.
 class InvalidationServiceAndroid
     : public base::NonThreadSafe,
       public InvalidationService {
  public:
   InvalidationServiceAndroid(jobject context);
-  virtual ~InvalidationServiceAndroid();
+  ~InvalidationServiceAndroid() override;
 
   // InvalidationService implementation.
   //
   // Note that this implementation does not properly support Ack-tracking,
   // fetching the invalidator state, or querying the client's ID.  Support for
   // exposing the client ID should be available soon; see crbug.com/172391.
-  virtual void RegisterInvalidationHandler(
+  void RegisterInvalidationHandler(
       syncer::InvalidationHandler* handler) override;
-  virtual void UpdateRegisteredInvalidationIds(
-      syncer::InvalidationHandler* handler,
-      const syncer::ObjectIdSet& ids) override;
-  virtual void UnregisterInvalidationHandler(
+  void UpdateRegisteredInvalidationIds(syncer::InvalidationHandler* handler,
+                                       const syncer::ObjectIdSet& ids) override;
+  void UnregisterInvalidationHandler(
       syncer::InvalidationHandler* handler) override;
-  virtual syncer::InvalidatorState GetInvalidatorState() const override;
-  virtual std::string GetInvalidatorClientId() const override;
-  virtual InvalidationLogger* GetInvalidationLogger() override;
-  virtual void RequestDetailedStatus(
-      base::Callback<void(const base::DictionaryValue&)> caller) const
-      override;
-  virtual IdentityProvider* GetIdentityProvider() override;
+  syncer::InvalidatorState GetInvalidatorState() const override;
+  std::string GetInvalidatorClientId() const override;
+  InvalidationLogger* GetInvalidationLogger() override;
+  void RequestDetailedStatus(
+      base::Callback<void(const base::DictionaryValue&)> caller) const override;
+  IdentityProvider* GetIdentityProvider() override;
 
   void RequestSync(JNIEnv* env,
                    jobject obj,
                    jint object_source,
                    jstring object_id,
                    jlong version,
                    jstring state);
 
   void RequestSyncForAllTypes(JNIEnv* env, jobject obj);
 
@@ skipping 29 matching lines @@
 
   void DispatchInvalidations(
       syncer::ObjectIdInvalidationMap& object_invalidation_map);
 
   DISALLOW_COPY_AND_ASSIGN(InvalidationServiceAndroid);
 };
 
 }  // namespace invalidation
 
 #endif  // COMPONENTS_INVALIDATION_INVALIDATION_SERVICE_ANDROID_H_