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

chrome/browser/themes/browser_theme_pack.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 CHROME_BROWSER_THEMES_BROWSER_THEME_PACK_H_
 #define CHROME_BROWSER_THEMES_BROWSER_THEME_PACK_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 61 matching lines @@
   static void GetThemeableImageIDRs(std::set<int>* result);
 
   // Builds a data pack on disk at |path| for future quick loading by
   // BuildFromDataPack(). Often (but not always) called from the file thread;
   // implementation should be threadsafe because neither thread will write to
   // |image_memory_| and the worker thread will keep a reference to prevent
   // destruction.
   bool WriteToDisk(const base::FilePath& path) const;
 
   // Overridden from CustomThemeSupplier:
-  virtual bool GetTint(int id, color_utils::HSL* hsl) const override;
-  virtual bool GetColor(int id, SkColor* color) const override;
-  virtual bool GetDisplayProperty(int id, int* result) const override;
-  virtual gfx::Image GetImageNamed(int id) override;
-  virtual base::RefCountedMemory* GetRawData(
-      int id, ui::ScaleFactor scale_factor) const override;
-  virtual bool HasCustomImage(int id) const override;
+  bool GetTint(int id, color_utils::HSL* hsl) const override;
+  bool GetColor(int id, SkColor* color) const override;
+  bool GetDisplayProperty(int id, int* result) const override;
+  gfx::Image GetImageNamed(int id) override;
+  base::RefCountedMemory* GetRawData(int id, ui::ScaleFactor scale_factor)
+      const override;
+  bool HasCustomImage(int id) const override;
 
  private:
   friend class BrowserThemePackTest;
 
   // Cached images.
   typedef std::map<int, gfx::Image> ImageCache;
 
   // The raw PNG memory associated with a certain id.
   typedef std::map<int, scoped_refptr<base::RefCountedMemory> > RawImages;
 
   // The type passed to ui::DataPack::WritePack.
   typedef std::map<uint16, base::StringPiece> RawDataForWriting;
 
   // Maps scale factors (enum values) to file paths.
   typedef std::map<ui::ScaleFactor, base::FilePath> ScaleFactorToFileMap;
 
   // Maps image ids to maps of scale factors to file paths.
   typedef std::map<int, ScaleFactorToFileMap> FilePathMap;
 
   // Default. Everything is empty.
   BrowserThemePack();
 
-  virtual ~BrowserThemePack();
+  ~BrowserThemePack() override;
 
   // Builds a header ready to write to disk.
   void BuildHeader(const extensions::Extension* extension);
 
   // Transforms the JSON tint values into their final versions in the |tints_|
   // array.
   void BuildTintsFromJSON(const base::DictionaryValue* tints_value);
 
   // Transforms the JSON color values into their final versions in the
   // |colors_| array and also fills in unspecified colors based on tint values.
@@ skipping 146 matching lines @@
   // Cache of images created in BuildFromExtension(). Once the theme pack is
   // created, this cache should only be accessed on the file thread. There
   // should be no IDs in |image_memory_| that are in |images_on_file_thread_|
   // or vice versa.
   ImageCache images_on_file_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserThemePack);
 };
 
 #endif  // CHROME_BROWSER_THEMES_BROWSER_THEME_PACK_H_