GTTF: Use a fresh TestingBrowserProcess for each test, part #4

chrome/browser/extensions/extension_prefs_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 "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
 #include "base/stl_util.h"
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/test_extension_prefs.h"
 #include "chrome/browser/prefs/pref_change_registrar.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/extension_permission_set.h"
+#include "chrome/test/testing_browser_process_test.h"
 #include "content/browser/browser_thread.h"
 #include "content/common/notification_details.h"
 #include "content/common/notification_observer_mock.h"
 #include "content/common/notification_source.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using base::Time;
 using base::TimeDelta;
 
 namespace {
@@ skipping 10 matching lines @@
 const char kDefaultPref4[] = "default pref 4";
 
 }  // namespace
 
 static void AddPattern(URLPatternSet* extent, const std::string& pattern) {
   int schemes = URLPattern::SCHEME_ALL;
   extent->AddPattern(URLPattern(schemes, pattern));
 }
 
 // Base class for tests.
-class ExtensionPrefsTest : public testing::Test {
+class ExtensionPrefsTest : public TestingBrowserProcessTest {
  public:
   ExtensionPrefsTest()
       : ui_thread_(BrowserThread::UI, &message_loop_),
         file_thread_(BrowserThread::FILE, &message_loop_) {
   }
 
   // This function will get called once, and is the right place to do operations
   // on ExtensionPrefs that write data.
   virtual void Initialize() = 0;
 
@@ skipping 1005 matching lines @@
     testing::Mock::VerifyAndClearExpectations(v1i);
     testing::Mock::VerifyAndClearExpectations(v2);
     testing::Mock::VerifyAndClearExpectations(v2i);
   }
 
   virtual void Verify() {
   }
 };
 TEST_F(ExtensionPrefsSetExtensionControlledPref,
     ExtensionPrefsSetExtensionControlledPref) {}