Move Singleton and related structs to namespace base

net/url_request/url_request_job_manager.h

 // Copyright (c) 2012 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 NET_URL_REQUEST_URL_REQUEST_JOB_MANAGER_H_
 #define NET_URL_REQUEST_URL_REQUEST_JOB_MANAGER_H_
 
 #include <string>
 
 #include "base/threading/thread_checker.h"
 #include "net/base/net_export.h"
 #include "net/url_request/url_request.h"
 
+namespace base {
 template <typename T> struct DefaultSingletonTraits;
+}  // namespace base
 
 namespace net {
 
 // This class is responsible for managing the set of protocol factories and
 // request interceptors that determine how an URLRequestJob gets created to
 // handle an URLRequest.
 //
 // MULTI-THREADING NOTICE:
 //   URLRequest is designed to have all consumers on a single thread, and
 //   so no attempt is made to support Interceptor instances being
@@ skipping 19 matching lines @@
   // status and headers. This is also called when there is no server response
   // at all to allow interception of failed requests due to network errors.
   // Returns NULL if no interceptor intervenes.
   URLRequestJob* MaybeInterceptResponse(
       URLRequest* request, NetworkDelegate* network_delegate) const;
 
   // Returns true if the manager has a built-in handler for |scheme|.
   static bool SupportsScheme(const std::string& scheme);
 
  private:
-  friend struct DefaultSingletonTraits<URLRequestJobManager>;
+  friend struct base::DefaultSingletonTraits<URLRequestJobManager>;
 
   URLRequestJobManager();
   ~URLRequestJobManager();
 
   // The first guy to call this function sets the allowed thread.  This way we
   // avoid needing to define that thread externally.  Since we expect all
   // callers to be on the same thread, we don't worry about threads racing to
   // set the allowed thread.
   bool IsAllowedThread() const {
 #if 0
@@ skipping 15 matching lines @@
     return true;
   }
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestJobManager);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_JOB_MANAGER_H_