GTTF: Use a fresh TestingBrowserProcess for each test, part #1

chrome/test/testing_browser_process.h

 // 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.
 
 // An implementation of BrowserProcess for unit tests that fails for most
 // services. By preventing creation of services, we reduce dependencies and
 // keep the profile clean. Clients of this class must handle the NULL return
 // value, however.
 
 #ifndef CHROME_TEST_TESTING_BROWSER_PROCESS_H_
@@ skipping 124 matching lines @@
 
   PrefService* pref_service_;
   bool created_configuration_policy_provider_keeper_;
   scoped_ptr<policy::ConfigurationPolicyProviderKeeper>
       configuration_policy_provider_keeper_;
   scoped_ptr<GoogleURLTracker> google_url_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingBrowserProcess);
 };
 
+// Scoper to put a TestingBrowserProcess in |g_browser_process|.
+class ScopedTestingBrowserProcess {
+ public:
+  ScopedTestingBrowserProcess();
+  ~ScopedTestingBrowserProcess();
+
+ private:
+  // TODO(phajdan.jr): Temporary, for http://crbug.com/61062.
+  // After the transition is over, we should just stack-allocate it.
+  scoped_ptr<TestingBrowserProcess> browser_process_;
+
+  DISALLOW_COPY_AND_ASSIGN(ScopedTestingBrowserProcess);
+};
+
 #endif  // CHROME_TEST_TESTING_BROWSER_PROCESS_H_