Provide mutable members of UrlRequestContext via pure-virtual interface

net/url_request/url_request_http_job.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_HTTP_JOB_H_
 #define NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time.h"
 #include "net/base/auth.h"
 #include "net/base/completion_callback.h"
 #include "net/cookies/cookie_store.h"
 #include "net/http/http_request_info.h"
 #include "net/url_request/url_request_job.h"
 #include "net/url_request/url_request_throttler_entry_interface.h"
 
 namespace net {
 
 class HttpResponseHeaders;
 class HttpResponseInfo;
 class HttpTransaction;
+class HttpUserAgentSettings;
 class URLRequestContext;
 
 // A URLRequestJob subclass that is built on top of HttpTransaction.  It
 // provides an implementation for both HTTP and HTTPS.
 class URLRequestHttpJob : public URLRequestJob {
  public:
   static URLRequestJob* Factory(URLRequest* request,
                                 NetworkDelegate* network_delegate,
                                 const std::string& scheme);
 
  protected:
-  URLRequestHttpJob(URLRequest* request, NetworkDelegate* network_delegate);
+  URLRequestHttpJob(URLRequest* request,
+                    NetworkDelegate* network_delegate,
+                    const HttpUserAgentSettings* http_user_agent_settings);
 
   // Shadows URLRequestJob's version of this method so we can grab cookies.
   void NotifyHeadersComplete();
 
   // Shadows URLRequestJob's method so we can record histograms.
   void NotifyDone(const URLRequestStatus& status);
 
   void DestroyTransaction();
 
   void AddExtraHeaders();
@@ skipping 188 matching lines @@
 
   // Flag used to verify that |this| is not deleted while we are awaiting
   // a callback from the NetworkDelegate. Used as a fail-fast mechanism.
   // True if we are waiting a callback and
   // NetworkDelegate::NotifyURLRequestDestroyed has not been called, yet,
   // to inform the NetworkDelegate that it may not call back.
   bool awaiting_callback_;
 
   scoped_ptr<HttpTransactionDelegateImpl> http_transaction_delegate_;
 
+  const HttpUserAgentSettings* http_user_agent_settings_;
+
   DISALLOW_COPY_AND_ASSIGN(URLRequestHttpJob);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_