Move BrowserThread to content namespace.

chrome/browser/content_settings/content_settings_policy_provider.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 "chrome/browser/content_settings/content_settings_policy_provider.h"
 
 #include <string>
 #include <vector>
 
 #include "base/json/json_reader.h"
 #include "base/values.h"
 #include "chrome/browser/content_settings/content_settings_rule.h"
 #include "chrome/browser/content_settings/content_settings_utils.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/content_settings_pattern.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 
+using content::BrowserThread;
+
 namespace {
 
 // The preferences used to manage ContentSettingsTypes.
 const char* kPrefToManageType[CONTENT_SETTINGS_NUM_TYPES] = {
   prefs::kManagedDefaultCookiesSetting,
   prefs::kManagedDefaultImagesSetting,
   prefs::kManagedDefaultJavaScriptSetting,
   prefs::kManagedDefaultPluginsSetting,
   prefs::kManagedDefaultPopupsSetting,
   prefs::kManagedDefaultGeolocationSetting,
@@ skipping 414 matching lines @@
     NOTREACHED() << "Unexpected notification";
     return;
   }
   NotifyObservers(ContentSettingsPattern(),
                   ContentSettingsPattern(),
                   CONTENT_SETTINGS_TYPE_DEFAULT,
                   std::string());
 }
 
 }  // namespace content_settings