replace 'virtual ... OVERRIDE' with '... override'

base/prefs/overlay_user_pref_store.h

Index: base/prefs/overlay_user_pref_store.h
diff --git a/base/prefs/overlay_user_pref_store.h b/base/prefs/overlay_user_pref_store.h
index c9993b94a0aed5ae254824434f87508b990531e7..ceb6028a61e852d2b7759644e22eea2151c1b491 100644
--- a/base/prefs/overlay_user_pref_store.h
+++ b/base/prefs/overlay_user_pref_store.h
@@ -30,30 +30,28 @@ class BASE_PREFS_EXPORT OverlayUserPrefStore : public PersistentPrefStore,
   virtual bool IsSetInOverlay(const std::string& key) const;
 
   // Methods of PrefStore.
-  virtual void AddObserver(PrefStore::Observer* observer) OVERRIDE;
-  virtual void RemoveObserver(PrefStore::Observer* observer) OVERRIDE;
-  virtual bool HasObservers() const OVERRIDE;
-  virtual bool IsInitializationComplete() const OVERRIDE;
-  virtual bool GetValue(const std::string& key,
-                        const base::Value** result) const OVERRIDE;
+  void AddObserver(PrefStore::Observer* observer) override;
+  void RemoveObserver(PrefStore::Observer* observer) override;
+  bool HasObservers() const override;
+  bool IsInitializationComplete() const override;
+  bool GetValue(const std::string& key,
+                const base::Value** result) const override;
 
   // Methods of PersistentPrefStore.
-  virtual bool GetMutableValue(const std::string& key,
-                               base::Value** result) OVERRIDE;
-  virtual void SetValue(const std::string& key, base::Value* value) OVERRIDE;
-  virtual void SetValueSilently(const std::string& key,
-                                base::Value* value) OVERRIDE;
-  virtual void RemoveValue(const std::string& key) OVERRIDE;
-  virtual bool ReadOnly() const OVERRIDE;
-  virtual PrefReadError GetReadError() const OVERRIDE;
-  virtual PrefReadError ReadPrefs() OVERRIDE;
-  virtual void ReadPrefsAsync(ReadErrorDelegate* delegate) OVERRIDE;
-  virtual void CommitPendingWrite() OVERRIDE;
-  virtual void ReportValueChanged(const std::string& key) OVERRIDE;
+  bool GetMutableValue(const std::string& key, base::Value** result) override;
+  void SetValue(const std::string& key, base::Value* value) override;
+  void SetValueSilently(const std::string& key, base::Value* value) override;
+  void RemoveValue(const std::string& key) override;
+  bool ReadOnly() const override;
+  PrefReadError GetReadError() const override;
+  PrefReadError ReadPrefs() override;
+  void ReadPrefsAsync(ReadErrorDelegate* delegate) override;
+  void CommitPendingWrite() override;
+  void ReportValueChanged(const std::string& key) override;
 
   // Methods of PrefStore::Observer.
-  virtual void OnPrefValueChanged(const std::string& key) OVERRIDE;
-  virtual void OnInitializationCompleted(bool succeeded) OVERRIDE;
+  void OnPrefValueChanged(const std::string& key) override;
+  void OnInitializationCompleted(bool succeeded) override;
 
   void RegisterOverlayPref(const std::string& key);
   void RegisterOverlayPref(const std::string& overlay_key,