Standardize usage of virtual/override/final in net/

net/disk_cache/blockfile/backend_impl_v3.h

 // 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.
 
 // See net/disk_cache/disk_cache.h for the public interface of the cache.
 
 #ifndef NET_DISK_CACHE_BLOCKFILE_BACKEND_IMPL_V3_H_
 #define NET_DISK_CACHE_BLOCKFILE_BACKEND_IMPL_V3_H_
 
 #include "base/containers/hash_tables.h"
@@ skipping 32 matching lines @@
     EVICTION_V2 = 1 << 4,         // Use of new eviction was specified.
     BASIC_UNIT_TEST = 1 << 5,     // Identifies almost all unit tests.
     NO_LOAD_PROTECTION = 1 << 6,  // Don't act conservatively under load.
     NO_BUFFERING = 1 << 7,        // Disable extended IO buffering.
     NO_CLEAN_ON_EXIT = 1 << 8     // Avoid saving data at exit time.
   };
 
   BackendImplV3(const base::FilePath& path,
                 const scoped_refptr<base::SingleThreadTaskRunner>& cache_thread,
                 net::NetLog* net_log);
-  virtual ~BackendImplV3();
+  ~BackendImplV3() override;
 
   // Performs general initialization for this current instance of the cache.
   int Init(const CompletionCallback& callback);
 
   // Sets the maximum size for the total amount of data stored by this instance.
   bool SetMaxSize(int max_bytes);
 
   // Sets the cache type for this backend.
   void SetType(net::CacheType type);
 
@@ skipping 101 matching lines @@
 
   // Trims an entry (all if |empty| is true) from the list of deleted
   // entries. This method should be called directly on the cache thread.
   void TrimDeletedListForTest(bool empty);
 
   // Performs a simple self-check, and returns the number of dirty items
   // or an error code (negative value).
   int SelfCheck();
 
   // Backend implementation.
-  virtual net::CacheType GetCacheType() const override;
-  virtual int32 GetEntryCount() const override;
-  virtual int OpenEntry(const std::string& key, Entry** entry,
-                        const CompletionCallback& callback) override;
-  virtual int CreateEntry(const std::string& key, Entry** entry,
-                          const CompletionCallback& callback) override;
-  virtual int DoomEntry(const std::string& key,
-                        const CompletionCallback& callback) override;
-  virtual int DoomAllEntries(const CompletionCallback& callback) override;
-  virtual int DoomEntriesBetween(base::Time initial_time,
-                                 base::Time end_time,
-                                 const CompletionCallback& callback) override;
-  virtual int DoomEntriesSince(base::Time initial_time,
-                               const CompletionCallback& callback) override;
-  virtual scoped_ptr<Iterator> CreateIterator() override;
-  virtual void GetStats(StatsItems* stats) override;
-  virtual void OnExternalCacheHit(const std::string& key) override;
+  net::CacheType GetCacheType() const override;
+  int32 GetEntryCount() const override;
+  int OpenEntry(const std::string& key,
+                Entry** entry,
+                const CompletionCallback& callback) override;
+  int CreateEntry(const std::string& key,
+                  Entry** entry,
+                  const CompletionCallback& callback) override;
+  int DoomEntry(const std::string& key,
+                const CompletionCallback& callback) override;
+  int DoomAllEntries(const CompletionCallback& callback) override;
+  int DoomEntriesBetween(base::Time initial_time,
+                         base::Time end_time,
+                         const CompletionCallback& callback) override;
+  int DoomEntriesSince(base::Time initial_time,
+                       const CompletionCallback& callback) override;
+  scoped_ptr<Iterator> CreateIterator() override;
+  void GetStats(StatsItems* stats) override;
+  void OnExternalCacheHit(const std::string& key) override;
 
  private:
   friend class EvictionV3;
   typedef base::hash_map<CacheAddr, EntryImplV3*> EntriesMap;
   class IteratorImpl;
   class NotImplementedIterator;
   class Worker;
 
   void AdjustMaxCacheSize();
   bool InitStats(void* stats_data);
@@ skipping 70 matching lines @@
   scoped_ptr<base::RepeatingTimer<BackendImplV3> > timer_;  // Usage timer.
   scoped_refptr<TraceObject> trace_object_;  // Initializes internal tracing.
   base::WeakPtrFactory<BackendImplV3> ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BackendImplV3);
 };
 
 }  // namespace disk_cache
 
 #endif  // NET_DISK_CACHE_BLOCKFILE_BACKEND_IMPL_V3_H_