Remove usage of FOR_EACH_OBSERVER macro in net

net/url_request/url_request_context_getter.cc

 // 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.
 
 #include "net/url_request/url_request_context_getter.h"
 
 #include "base/debug/leak_annotations.h"
 #include "base/location.h"
 #include "base/single_thread_task_runner.h"
 #include "net/url_request/url_request_context.h"
@@ skipping 39 matching lines @@
   // If no IO task runner was available, we will just leak memory.
   // This is also true if the IO thread is gone.
 }
 
 void URLRequestContextGetter::NotifyContextShuttingDown() {
   DCHECK(GetNetworkTaskRunner()->BelongsToCurrentThread());
 
   // Once shutdown starts, this must always return NULL.
   DCHECK(!GetURLRequestContext());
 
-  FOR_EACH_OBSERVER(URLRequestContextGetterObserver, observer_list_,
-                    OnContextShuttingDown());
+  for (auto& observer : observer_list_)
+    observer.OnContextShuttingDown();
 }
 
 TrivialURLRequestContextGetter::TrivialURLRequestContextGetter(
     URLRequestContext* context,
     const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner)
     : context_(context), main_task_runner_(main_task_runner) {
 }
 
 TrivialURLRequestContextGetter::~TrivialURLRequestContextGetter() {}
 
 URLRequestContext* TrivialURLRequestContextGetter::GetURLRequestContext() {
   return context_;
 }
 
 scoped_refptr<base::SingleThreadTaskRunner>
 TrivialURLRequestContextGetter::GetNetworkTaskRunner() const {
   return main_task_runner_;
 }
 
 
 }  // namespace net