replace OVERRIDE and FINAL with override and final in chrome/browser/ui/[w-z]*

chrome/browser/ui/webui/help/version_updater_chromeos.h

Index: chrome/browser/ui/webui/help/version_updater_chromeos.h
diff --git a/chrome/browser/ui/webui/help/version_updater_chromeos.h b/chrome/browser/ui/webui/help/version_updater_chromeos.h
index 903b865fad02a522f515ec076602f42c0f8b4259..d12c77ccc2aadcf9da4f599825a585bf16394789 100644
--- a/chrome/browser/ui/webui/help/version_updater_chromeos.h
+++ b/chrome/browser/ui/webui/help/version_updater_chromeos.h
@@ -14,12 +14,12 @@ class VersionUpdaterCros : public VersionUpdater,
                            public chromeos::UpdateEngineClient::Observer {
  public:
   // VersionUpdater implementation.
-  virtual void CheckForUpdate(const StatusCallback& callback) OVERRIDE;
-  virtual void RelaunchBrowser() const OVERRIDE;
+  virtual void CheckForUpdate(const StatusCallback& callback) override;
+  virtual void RelaunchBrowser() const override;
   virtual void SetChannel(const std::string& channel,
-                          bool is_powerwash_allowed) OVERRIDE;
+                          bool is_powerwash_allowed) override;
   virtual void GetChannel(bool get_current_channel,
-                          const ChannelCallback& callback) OVERRIDE;
+                          const ChannelCallback& callback) override;
 
   // Gets the last update status, without triggering a new check or download.
   void GetUpdateStatus(const StatusCallback& callback);
@@ -34,7 +34,7 @@ class VersionUpdaterCros : public VersionUpdater,
  private:
   // UpdateEngineClient::Observer implementation.
   virtual void UpdateStatusChanged(
-      const chromeos::UpdateEngineClient::Status& status) OVERRIDE;
+      const chromeos::UpdateEngineClient::Status& status) override;
 
   // Callback from UpdateEngineClient::RequestUpdateCheck().
   void OnUpdateCheck(chromeos::UpdateEngineClient::UpdateCheckResult result);