Standardize usage of virtual/override/final in content/

content/child/quota_dispatcher.h

 // Copyright (c) 2011 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 CONTENT_CHILD_QUOTA_DISPATCHER_H_
 #define CONTENT_CHILD_QUOTA_DISPATCHER_H_
 
 #include <map>
 #include <set>
 
@@ skipping 27 matching lines @@
   class Callback {
    public:
     virtual ~Callback() {}
     virtual void DidQueryStorageUsageAndQuota(int64 usage, int64 quota) = 0;
     virtual void DidGrantStorageQuota(int64 usage, int64 granted_quota) = 0;
     virtual void DidFail(storage::QuotaStatusCode status) = 0;
   };
 
   QuotaDispatcher(ThreadSafeSender* thread_safe_sender,
                   QuotaMessageFilter* quota_message_filter);
-  virtual ~QuotaDispatcher();
+  ~QuotaDispatcher() override;
 
   // |thread_safe_sender| and |quota_message_filter| are used if
   // calling this leads to construction.
   static QuotaDispatcher* ThreadSpecificInstance(
       ThreadSafeSender* thread_safe_sender,
       QuotaMessageFilter* quota_message_filter);
 
   // WorkerTaskRunner::Observer implementation.
-  virtual void OnWorkerRunLoopStopped() override;
+  void OnWorkerRunLoopStopped() override;
 
   void OnMessageReceived(const IPC::Message& msg);
 
   void QueryStorageUsageAndQuota(const GURL& gurl,
                                  storage::StorageType type,
                                  Callback* callback);
   void RequestStorageQuota(int render_view_id,
                            const GURL& gurl,
                            storage::StorageType type,
                            uint64 requested_size,
@@ skipping 17 matching lines @@
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
   scoped_refptr<QuotaMessageFilter> quota_message_filter_;
 
   DISALLOW_COPY_AND_ASSIGN(QuotaDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_QUOTA_DISPATCHER_H_