Allow URLRequests from one context to have different NetworkDelegates.

net/url_request/url_request_context.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.h"
 
 #include "base/compiler_specific.h"
 #include "base/debug/alias.h"
 #include "base/debug/stack_trace.h"
 #include "base/strings/string_util.h"
@@ skipping 60 matching lines @@
     return NULL;
   return &network_session->params();
 }
 
 scoped_ptr<URLRequest> URLRequestContext::CreateRequest(
     const GURL& url,
     RequestPriority priority,
     URLRequest::Delegate* delegate,
     CookieStore* cookie_store) const {
   return scoped_ptr<URLRequest>(
-      new URLRequest(url, priority, delegate, this, cookie_store));
+      new URLRequest(url, priority, delegate, this, cookie_store,
+                     network_delegate_));
 }
 
 void URLRequestContext::set_cookie_store(CookieStore* cookie_store) {
   cookie_store_ = cookie_store;
 }
 
 void URLRequestContext::AssertNoURLRequests() const {
   int num_requests = url_requests_->size();
   if (num_requests != 0) {
     // We're leaking URLRequests :( Dump the URL of the first one and record how
@@ skipping 10 matching lines @@
     base::debug::Alias(&num_requests);
     base::debug::Alias(&has_delegate);
     base::debug::Alias(&load_flags);
     base::debug::Alias(&stack_trace);
     CHECK(false) << "Leaked " << num_requests << " URLRequest(s). First URL: "
                  << request->url().spec().c_str() << ".";
   }
 }
 
 }  // namespace net