Switch ChromeTestSuite to the same convention as ContentTestSuite:

chrome/browser/policy/device_management_service_unittest.cc

 // Copyright (c) 2011 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 <vector>
 
 #include "base/message_loop.h"
 #include "base/string_split.h"
 #include "chrome/browser/policy/device_management_backend_impl.h"
 #include "chrome/browser/policy/device_management_backend_mock.h"
@@ skipping 56 matching lines @@
   void InitializeService() {
     service_->ScheduleInitialization(0);
     loop_.RunAllPending();
   }
 
   TestURLFetcherFactory factory_;
   scoped_ptr<DeviceManagementService> service_;
   scoped_ptr<DeviceManagementBackend> backend_;
 
  private:
-  ScopedTestingBrowserProcess browser_process_;
-
   MessageLoopForUI loop_;
   BrowserThread ui_thread_;
   BrowserThread io_thread_;
 };
 
 struct FailedRequestParams {
   FailedRequestParams(DeviceManagementBackend::ErrorCode expected_error,
                       net::URLRequestStatus::Status request_status,
                       int http_status,
                       const std::string& response)
@@ skipping 405 matching lines @@
                                           status,
                                           500,
                                           net::ResponseCookies(),
                                           "");
 
   // Backend should have been reset.
   EXPECT_FALSE(backend_.get());
 }
 
 }  // namespace policy