Standardize usage of virtual/override/final specifiers.

ash/test/test_session_state_delegate.cc

 // Copyright (c) 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.
 
 #include "ash/test/test_session_state_delegate.h"
 
 #include <algorithm>
 #include <string>
 
 #include "ash/shell.h"
@@ skipping 14 matching lines @@
   std::string user_id = email;
   std::transform(user_id.begin(), user_id.end(), user_id.begin(), ::tolower);
   return user_id;
 }
 
 }  // namespace
 
 class MockUserInfo : public user_manager::UserInfo {
  public:
   explicit MockUserInfo(const std::string& id) : email_(id) {}
-  virtual ~MockUserInfo() {}
+  ~MockUserInfo() override {}
 
   void SetUserImage(const gfx::ImageSkia& user_image) {
     user_image_ = user_image;
   }
 
-  virtual base::string16 GetDisplayName() const override {
+  base::string16 GetDisplayName() const override {
     return base::UTF8ToUTF16("Über tray Über tray Über tray Über tray");
   }
 
-  virtual base::string16 GetGivenName() const override {
+  base::string16 GetGivenName() const override {
     return base::UTF8ToUTF16("Über Über Über Über");
   }
 
-  virtual std::string GetEmail() const override { return email_; }
+  std::string GetEmail() const override { return email_; }
 
-  virtual std::string GetUserID() const override {
+  std::string GetUserID() const override {
     return GetUserIDFromEmail(GetEmail());
   }
 
-  virtual const gfx::ImageSkia& GetImage() const override {
-    return user_image_;
-  }
+  const gfx::ImageSkia& GetImage() const override { return user_image_; }
 
   // A test user image.
   gfx::ImageSkia user_image_;
 
   std::string email_;
 
   DISALLOW_COPY_AND_ASSIGN(MockUserInfo);
 };
 
 TestSessionStateDelegate::TestSessionStateDelegate()
@@ skipping 167 matching lines @@
 void TestSessionStateDelegate::AddSessionStateObserver(
     SessionStateObserver* observer) {
 }
 
 void TestSessionStateDelegate::RemoveSessionStateObserver(
     SessionStateObserver* observer) {
 }
 
 }  // namespace test
 }  // namespace ash