Standardize usage of virtual/override/final in content/browser/

content/browser/host_zoom_map_impl.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.
 
 #ifndef CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_
 #define CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 10 matching lines @@
 
 class WebContentsImpl;
 
 // HostZoomMap needs to be deleted on the UI thread because it listens
 // to notifications on there (and holds a NotificationRegistrar).
 class CONTENT_EXPORT HostZoomMapImpl : public NON_EXPORTED_BASE(HostZoomMap),
                                        public NotificationObserver,
                                        public base::SupportsUserData::Data {
  public:
   HostZoomMapImpl();
-  virtual ~HostZoomMapImpl();
+  ~HostZoomMapImpl() override;
 
   // HostZoomMap implementation:
-  virtual void CopyFrom(HostZoomMap* copy) override;
-  virtual double GetZoomLevelForHostAndScheme(
-      const std::string& scheme,
-      const std::string& host) const override;
+  void CopyFrom(HostZoomMap* copy) override;
+  double GetZoomLevelForHostAndScheme(const std::string& scheme,
+                                      const std::string& host) const override;
   // TODO(wjmaclean) Should we use a GURL here? crbug.com/384486
-  virtual bool HasZoomLevel(const std::string& scheme,
-                            const std::string& host) const override;
-  virtual ZoomLevelVector GetAllZoomLevels() const override;
-  virtual void SetZoomLevelForHost(
-      const std::string& host,
-      double level) override;
-  virtual void SetZoomLevelForHostAndScheme(
-      const std::string& scheme,
-      const std::string& host,
-      double level) override;
-  virtual bool UsesTemporaryZoomLevel(int render_process_id,
-                                      int render_view_id) const override;
-  virtual void SetTemporaryZoomLevel(int render_process_id,
-                                     int render_view_id,
-                                     double level) override;
+  bool HasZoomLevel(const std::string& scheme,
+                    const std::string& host) const override;
+  ZoomLevelVector GetAllZoomLevels() const override;
+  void SetZoomLevelForHost(const std::string& host, double level) override;
+  void SetZoomLevelForHostAndScheme(const std::string& scheme,
+                                    const std::string& host,
+                                    double level) override;
+  bool UsesTemporaryZoomLevel(int render_process_id,
+                              int render_view_id) const override;
+  void SetTemporaryZoomLevel(int render_process_id,
+                             int render_view_id,
+                             double level) override;
 
-  virtual void ClearTemporaryZoomLevel(int render_process_id,
-                                       int render_view_id) override;
-  virtual double GetDefaultZoomLevel() const override;
-  virtual void SetDefaultZoomLevel(double level) override;
-  virtual scoped_ptr<Subscription> AddZoomLevelChangedCallback(
+  void ClearTemporaryZoomLevel(int render_process_id,
+                               int render_view_id) override;
+  double GetDefaultZoomLevel() const override;
+  void SetDefaultZoomLevel(double level) override;
+  scoped_ptr<Subscription> AddZoomLevelChangedCallback(
       const ZoomLevelChangedCallback& callback) override;
 
   // Returns the current zoom level for the specified WebContents. This may
   // be a temporary zoom level, depending on UsesTemporaryZoomLevel().
   double GetZoomLevelForWebContents(
       const WebContentsImpl& web_contents_impl) const;
 
   // Sets the zoom level for this WebContents. If this WebContents is using
   // a temporary zoom level, then level is only applied to this WebContents.
   // Otherwise, the level will be applied on a host level.
   void SetZoomLevelForWebContents(const WebContentsImpl& web_contents_impl,
                                   double level);
 
   // Sets the zoom level for the specified view. The level may be set for only
   // this view, or for the host, depending on UsesTemporaryZoomLevel().
   void SetZoomLevelForView(int render_process_id,
                            int render_view_id,
                            double level,
                            const std::string& host);
 
   // Returns the temporary zoom level that's only valid for the lifetime of
   // the given WebContents (i.e. isn't saved and doesn't affect other
   // WebContentses) if it exists, the default zoom level otherwise.
   //
   // This may be called on any thread.
   double GetTemporaryZoomLevel(int render_process_id,
                                int render_view_id) const;
 
   // NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details) override;
+  void Observe(int type,
+               const NotificationSource& source,
+               const NotificationDetails& details) override;
 
  private:
   typedef std::map<std::string, double> HostZoomLevels;
   typedef std::map<std::string, HostZoomLevels> SchemeHostZoomLevels;
 
   struct RenderViewKey {
     int render_process_id;
     int render_view_id;
     RenderViewKey(int render_process_id, int render_view_id)
         : render_process_id(render_process_id),
@@ skipping 34 matching lines @@
   mutable base::Lock lock_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(HostZoomMapImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_HOST_ZOOM_MAP_IMPL_H_