Provide mutable members of UrlRequestContext via pure-virtual interface

chrome/browser/net/chrome_url_request_context.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_NET_CHROME_URL_REQUEST_CONTEXT_H_
 #define CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/api/prefs/pref_change_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 
+class ChromeHttpUserAgentSettings;
 class ChromeURLDataManagerBackend;
 class ChromeURLRequestContextFactory;
 class IOThread;
 class Profile;
 class ProfileIOData;
 
 namespace chrome_browser_net {
 class LoadTimeStats;
 }
 
@@ skipping 18 matching lines @@
     return weak_factory_.GetWeakPtr();
   }
 
   // Copies the state from |other| into this context.
   void CopyFrom(ChromeURLRequestContext* other);
 
   bool is_incognito() const {
     return is_incognito_;
   }
 
-  virtual const std::string& GetUserAgent(const GURL& url) const OVERRIDE;
-
   // TODO(willchan): Get rid of the need for this accessor. Really, this should
   // move completely to ProfileIOData.
   ChromeURLDataManagerBackend* chrome_url_data_manager_backend() const;
 
   void set_is_incognito(bool is_incognito) {
     is_incognito_ = is_incognito;
   }
 
   void set_chrome_url_data_manager_backend(
       ChromeURLDataManagerBackend* backend);
 
   // Callback for when the accept language changes.
   void OnAcceptLanguageChange(const std::string& accept_language);
 
   // Callback for when the default charset changes.
   void OnDefaultCharsetChange(const std::string& default_charset);
 
  private:
   base::WeakPtrFactory<ChromeURLRequestContext> weak_factory_;
 
   // ---------------------------------------------------------------------------
   // Important: When adding any new members below, consider whether they need to
   // be added to CopyFrom.
   // ---------------------------------------------------------------------------
 
   ChromeURLDataManagerBackend* chrome_url_data_manager_backend_;
   bool is_incognito_;
   chrome_browser_net::LoadTimeStats* load_time_stats_;
+  scoped_ptr<ChromeHttpUserAgentSettings> chrome_http_user_agent_settings_;
 
   // ---------------------------------------------------------------------------
   // Important: When adding any new members above, consider whether they need to
   // be added to CopyFrom.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContext);
 };
 
 // A net::URLRequestContextGetter subclass used by the browser. This returns a
@@ skipping 105 matching lines @@
 
   // NULL if not yet initialized. Otherwise, it is the ChromeURLRequestContext
   // instance that was lazily created by GetURLRequestContext().
   // Access only from the IO thread.
   base::WeakPtr<ChromeURLRequestContext> url_request_context_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeURLRequestContextGetter);
 };
 
 #endif  // CHROME_BROWSER_NET_CHROME_URL_REQUEST_CONTEXT_H_