Require explicit selection of traits for LazyInstance

components/content_settings/core/browser/website_settings_registry.h

 // Copyright 2015 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.
 
 #ifndef COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_
 #define COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 62 matching lines @@
       WebsiteSettingsInfo::ScopingType scoping_type,
       Platforms platforms,
       WebsiteSettingsInfo::IncognitoBehavior incognito_behavior);
 
   const_iterator begin() const;
   const_iterator end() const;
 
  private:
   friend class ContentSettingsRegistryTest;
   friend class WebsiteSettingsRegistryTest;
-  friend struct base::DefaultLazyInstanceTraits<WebsiteSettingsRegistry>;
+  friend struct base::LazyInstanceTraitsBase<WebsiteSettingsRegistry>;
 
   WebsiteSettingsRegistry();
   ~WebsiteSettingsRegistry();
 
   void Init();
 
   Map website_settings_info_;
 
   DISALLOW_COPY_AND_ASSIGN(WebsiteSettingsRegistry);
 };
 
 }  // namespace content_settings
 
 #endif  // COMPONENTS_CONTENT_SETTINGS_CORE_BROWSER_WEBSITE_SETTINGS_REGISTRY_H_