Changed UrlFetcher to use a MessageLoopProxy instead of directly relying on C...

chrome/browser/net/chrome_url_request_context.h

 // Copyright (c) 2010 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_NET_CHROME_URL_REQUEST_CONTEXT_H_
 #define CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 236 matching lines @@
  public:
   // Constructs a ChromeURLRequestContextGetter that will use |factory| to
   // create the ChromeURLRequestContext. If |profile| is non-NULL, then the
   // ChromeURLRequestContextGetter will additionally watch the preferences for
   // changes to charset/language and CleanupOnUIThread() will need to be
   // called to unregister.
   ChromeURLRequestContextGetter(Profile* profile,
                                 ChromeURLRequestContextFactory* factory);
 
   // Note that GetURLRequestContext() can only be called from the IO
-  // thread (it will assert otherwise). GetCookieStore() however can
-  // be called from any thread.
+  // thread (it will assert otherwise). GetCookieStore() and
+  // GetIOMessageLoopProxy however can be called from any thread.
   //
   // URLRequestContextGetter implementation.
   virtual URLRequestContext* GetURLRequestContext();
   virtual net::CookieStore* GetCookieStore();
+  virtual scoped_refptr<MessageLoopProxy> GetIOMessageLoopProxy();
 
   // Convenience overload of GetURLRequestContext() that returns a
   // ChromeURLRequestContext* rather than a URLRequestContext*.
   ChromeURLRequestContext* GetIOContext() {
     return reinterpret_cast<ChromeURLRequestContext*>(GetURLRequestContext());
   }
 
   // Create an instance for use with an 'original' (non-OTR) profile. This is
   // expected to get called on the UI thread.
   static ChromeURLRequestContextGetter* CreateOriginal(
@@ skipping 119 matching lines @@
   IOThread* const io_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContextFactory);
 };
 
 // Creates a proxy configuration using the overrides specified on the command
 // line. Returns NULL if the system defaults should be used instead.
 net::ProxyConfig* CreateProxyConfig(const CommandLine& command_line);
 
 #endif  // CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_