Update {virtual,override,final} to follow C++11 style.

chrome/browser/android/banners/app_banner_manager.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 CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_H_
 #define CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_H_
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 46 matching lines @@
  * in dropping the old banner request on the floor.
  */
 
 namespace banners {
 
 class AppBannerManager : public chrome::BitmapFetcherDelegate,
                          public content::WebContentsObserver,
                          public AppBannerInfoBarDelegate::AppDelegate {
  public:
   AppBannerManager(JNIEnv* env, jobject obj);
-  virtual ~AppBannerManager();
+  ~AppBannerManager() override;
 
   // Destroys the AppBannerManager.
   void Destroy(JNIEnv* env, jobject obj);
 
   // Blocks a banner for |package_name| from appearing on the domain for |url|.
   void BlockBanner(JNIEnv* env, jobject obj, jstring jurl, jstring jpackage);
 
   // Observes a new WebContents, if necessary.
   void ReplaceWebContents(JNIEnv* env,
                           jobject obj,
                           jobject jweb_contents);
 
   // Fetches the icon at the given URL asynchronously.
   // Returns |false| if this couldn't be kicked off.
   bool FetchIcon(JNIEnv* env,
                  jobject obj,
                  jstring jimage_url);
 
   // Fetches the icon at the given URL asynchronously.
   // Returns |false| if this couldn't be kicked off.
   bool FetchIcon(const GURL& image_url);
 
   // Installs the app defined by the manifest.
   // TODO(dfalcantara): Fold into Install() when more CLs land.
   static void InstallManifestApp(const content::Manifest& manifest,
                                  const SkBitmap& icon);
 
   // WebContentsObserver overrides.
-  virtual void DidNavigateMainFrame(
+  void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
       const content::FrameNavigateParams& params) override;
-  virtual void DidFinishLoad(content::RenderFrameHost* render_frame_host,
-                             const GURL& validated_url) override;
-  virtual bool OnMessageReceived(const IPC::Message& message) override;
+  void DidFinishLoad(content::RenderFrameHost* render_frame_host,
+                     const GURL& validated_url) override;
+  bool OnMessageReceived(const IPC::Message& message) override;
 
   // BitmapFetcherDelegate overrides.
-  virtual void OnFetchComplete(const GURL url, const SkBitmap* bitmap) override;
+  void OnFetchComplete(const GURL url, const SkBitmap* bitmap) override;
 
   // AppBannerInfoBarDelegate::AppDelegate overrides.
-  virtual void Block() const override;
-  virtual void Install() const override;
-  virtual gfx::Image GetIcon() const override;
+  void Block() const override;
+  void Install() const override;
+  gfx::Image GetIcon() const override;
 
  private:
   // Gets the preferred icon size for the banner icons.
   int GetPreferredIconSize();
 
   // Called when the manifest has been retrieved, or if there is no manifest to
   // retrieve.
   void OnDidGetManifest(const content::Manifest& manifest);
 
   // Called when the renderer has returned information about the meta tag.
@@ skipping 16 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(AppBannerManager);
 };  // class AppBannerManager
 
 // Register native methods
 bool RegisterAppBannerManager(JNIEnv* env);
 
 }  // namespace banners
 
 #endif  // CHROME_BROWSER_ANDROID_BANNERS_APP_BANNER_MANAGER_H_