Standardize usage of virtual/override/final in components/

components/dom_distiller/core/distiller.h

 // Copyright 2013 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_DISTILLER_H_
 #define COMPONENTS_DOM_DISTILLER_CORE_DISTILLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 40 matching lines @@
   virtual scoped_ptr<Distiller> CreateDistiller() = 0;
   virtual ~DistillerFactory() {}
 };
 
 // Factory for creating a Distiller.
 class DistillerFactoryImpl : public DistillerFactory {
  public:
   DistillerFactoryImpl(
       scoped_ptr<DistillerURLFetcherFactory> distiller_url_fetcher_factory,
       const dom_distiller::proto::DomDistillerOptions& dom_distiller_options);
-  virtual ~DistillerFactoryImpl();
-  virtual scoped_ptr<Distiller> CreateDistiller() override;
+  ~DistillerFactoryImpl() override;
+  scoped_ptr<Distiller> CreateDistiller() override;
 
  private:
   scoped_ptr<DistillerURLFetcherFactory> distiller_url_fetcher_factory_;
   dom_distiller::proto::DomDistillerOptions dom_distiller_options_;
 };
 
 // Distills a article from a page and associated pages.
 class DistillerImpl : public Distiller {
  public:
   DistillerImpl(
       const DistillerURLFetcherFactory& distiller_url_fetcher_factory,
       const dom_distiller::proto::DomDistillerOptions& dom_distiller_options);
-  virtual ~DistillerImpl();
+  ~DistillerImpl() override;
 
-  virtual void DistillPage(
-      const GURL& url,
-      scoped_ptr<DistillerPage> distiller_page,
-      const DistillationFinishedCallback& finished_cb,
-      const DistillationUpdateCallback& update_cb) override;
+  void DistillPage(const GURL& url,
+                   scoped_ptr<DistillerPage> distiller_page,
+                   const DistillationFinishedCallback& finished_cb,
+                   const DistillationUpdateCallback& update_cb) override;
 
   void SetMaxNumPagesInArticle(size_t max_num_pages);
 
  private:
   // In case of multiple pages, the Distiller maintains state of multiple pages
   // as page numbers relative to the page number where distillation started.
   // E.g. if distillation starts at page 2 for a 3 page article. The relative
   // page numbers assigned to pages will be [-1,0,1].
 
   // Class representing the state of a page under distillation.
@@ skipping 91 matching lines @@
   bool destruction_allowed_;
 
   base::WeakPtrFactory<DistillerImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DistillerImpl);
 };
 
 }  // namespace dom_distiller
 
 #endif  // COMPONENTS_DOM_DISTILLER_CORE_DISTILLER_H_