Include-what-you-use for WrapUnique/MakeUnique.

chrome/browser/chromeos/arc/auth/arc_robot_auth_code_fetcher_browsertest.cc

 // Copyright 2016 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 <memory>
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
+#include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/arc/arc_auth_service.h"
 #include "chrome/browser/chromeos/arc/arc_session_manager.h"
 #include "chrome/browser/chromeos/arc/auth/arc_robot_auth_code_fetcher.h"
 #include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/policy/cloud/test_request_interceptor.h"
 #include "chrome/test/base/in_process_browser_test.h"
@@ skipping 145 matching lines @@
   // value.
   std::string auth_code = "NOT-YET-FETCHED";
   auto robot_fetcher = base::MakeUnique<ArcRobotAuthCodeFetcher>();
   FetchAuthCode(robot_fetcher.get(), &auth_code);
 
   // Use EXPECT_EQ for better logging in case of failure.
   EXPECT_EQ(std::string(), auth_code);
 }
 
 }  // namespace arc