Standardize usage of virtual/override/final in components/

components/dom_distiller/core/distilled_content_store.h

 // Copyright 2014 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 COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_CONTENT_STORE_H_
 #define COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_CONTENT_STORE_H_
 
 #include <string>
 
 #include "base/bind.h"
@@ skipping 27 matching lines @@
  private:
   DISALLOW_COPY_AND_ASSIGN(DistilledContentStore);
 };
 
 // This content store keeps up to |max_num_entries| of the last accessed items
 // in its cache. Both loading and saving content is counted as access.
 // Lookup can be done based on entry ID or URL.
 class InMemoryContentStore : public DistilledContentStore {
  public:
   explicit InMemoryContentStore(const int max_num_entries);
-  virtual ~InMemoryContentStore();
+  ~InMemoryContentStore() override;
 
   // DistilledContentStore implementation
-  virtual void SaveContent(const ArticleEntry& entry,
-                           const DistilledArticleProto& proto,
-                           SaveCallback callback) override;
-  virtual void LoadContent(const ArticleEntry& entry,
-                           LoadCallback callback) override;
+  void SaveContent(const ArticleEntry& entry,
+                   const DistilledArticleProto& proto,
+                   SaveCallback callback) override;
+  void LoadContent(const ArticleEntry& entry, LoadCallback callback) override;
 
   // Synchronously saves the content.
   void InjectContent(const ArticleEntry& entry,
                      const DistilledArticleProto& proto);
 
  private:
   // The CacheDeletor gets called when anything is removed from the ContentMap.
   class CacheDeletor {
    public:
     explicit CacheDeletor(InMemoryContentStore* store);
@@ skipping 14 matching lines @@
                              InMemoryContentStore::CacheDeletor> ContentMap;
   typedef base::hash_map<std::string, std::string> UrlMap;
 
   ContentMap cache_;
   UrlMap url_to_id_;
 };
 
 }  // dom_distiller
 
 #endif  // COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_CONTENT_CACHE_H_