Make URLRequestThrottlerManager a member of URLRequestContext.

chrome/browser/io_thread.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 CHROME_BROWSER_IO_THREAD_H_
 #define CHROME_BROWSER_IO_THREAD_H_
 #pragma once
 
 #include <string>
 
@@ skipping 28 matching lines @@
 class HttpTransactionFactory;
 class NetworkDelegate;
 class ServerBoundCertService;
 class ProxyConfigService;
 class ProxyService;
 class SdchManager;
 class SSLConfigService;
 class TransportSecurityState;
 class URLRequestContext;
 class URLRequestContextGetter;
+class URLRequestThrottlerManager;
 class URLSecurityManager;
 }  // namespace net
 
 // Contains state associated with, initialized and cleaned up on, and
 // primarily used on, the IO thread.
 //
 // If you are looking to interact with the IO thread (e.g. post tasks
 // to it or check if it is the current thread), see
 // content::BrowserThread.
 class IOThread : public content::BrowserThreadDelegate {
@@ skipping 41 matching lines @@
     scoped_refptr<net::URLRequestContext> system_request_context;
     SystemRequestContextLeakChecker system_request_context_leak_checker;
     // |system_cookie_store| and |system_server_bound_cert_service| are shared
     // between |proxy_script_fetcher_context| and |system_request_context|.
     scoped_refptr<net::CookieStore> system_cookie_store;
     scoped_ptr<net::ServerBoundCertService> system_server_bound_cert_service;
     scoped_refptr<ExtensionEventRouterForwarder>
         extension_event_router_forwarder;
     scoped_ptr<chrome_browser_net::HttpPipeliningCompatibilityClient>
         http_pipelining_compatibility_client;
+    scoped_ptr<net::URLRequestThrottlerManager> throttler_manager;
   };
 
   // |net_log| must either outlive the IOThread or be NULL.
   IOThread(PrefService* local_state,
            ChromeNetLog* net_log,
            ExtensionEventRouterForwarder* extension_event_router_forwarder);
 
   virtual ~IOThread();
 
   // Can only be called on the IO thread.
@@ skipping 89 matching lines @@
       system_url_request_context_getter_;
 
   net::SdchManager* sdch_manager_;
 
   base::WeakPtrFactory<IOThread> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };
 
 #endif  // CHROME_BROWSER_IO_THREAD_H_