Standardize usage of virtual/override/final in chrome/browser/supervised_user/

chrome/browser/supervised_user/permission_request_creator_apiary_unittest.cc

 // 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.
 
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/values.h"
 #include "chrome/browser/signin/fake_profile_oauth2_token_service.h"
 #include "chrome/browser/supervised_user/permission_request_creator_apiary.h"
@@ skipping 18 matching lines @@
   base::JSONWriter::Write(&dict, &result);
   return result;
 }
 
 class FakeSupervisedUserSigninManagerWrapper
     : public SupervisedUserSigninManagerWrapper {
  public:
   FakeSupervisedUserSigninManagerWrapper()
       : SupervisedUserSigninManagerWrapper(NULL, NULL) {}
 
-  virtual std::string GetEffectiveUsername() const override {
-    return kAccountId;
-  }
-  virtual std::string GetAccountIdToUse() const override {
-    return kAccountId;
-  }
-  virtual std::string GetSyncScopeToUse() const override {
-    return kApiScope;
-  }
+  std::string GetEffectiveUsername() const override { return kAccountId; }
+  std::string GetAccountIdToUse() const override { return kAccountId; }
+  std::string GetSyncScopeToUse() const override { return kApiScope; }
 };
 
 }  // namespace
 
 class PermissionRequestCreatorApiaryTest : public testing::Test {
  public:
   PermissionRequestCreatorApiaryTest()
       : request_context_(new net::TestURLRequestContextGetter(
             base::MessageLoopProxy::current())),
         permission_creator_(
@@ skipping 94 matching lines @@
 
   // We should have gotten a request for an access token.
   EXPECT_EQ(1U, token_service_.GetPendingRequests().size());
 
   IssueAccessTokens();
 
   // Our callback should get called on an error.
   EXPECT_CALL(*this, OnRequestCreated(false));
   SendFailedResponse(0);
 }