Transfer user agent override info between browser and renderer

content/public/browser/navigation_controller.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 CONTENT_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_
 #define CONTENT_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 131 matching lines @@
 
   // New navigations -----------------------------------------------------------
 
   // Loads the specified URL, specifying extra http headers to add to the
   // request.  Extra headers are separated by \n.
   virtual void LoadURL(const GURL& url,
                        const Referrer& referrer,
                        PageTransition type,
                        const std::string& extra_headers) = 0;
 
+  // Same as LoadURL, but allows overriding the user agent of the
+  // NavigationEntry before it loaded.

[Charlie Reis, 2012/06/01 00:36:08]

Again, how does this related to renderer-initiated navigations below?

[gone, 2012/06/14 00:46:39]

Added in a hook to the renderer version.

+  virtual void LoadURLWithUserAgentOverride(const GURL& url,
+                                            const Referrer& referrer,
+                                            PageTransition type,
+                                            const std::string& extra_headers,
+                                            bool is_overriding_user_agent) = 0;
+
   // Same as LoadURL, but for renderer-initiated navigations.  This state is
   // important for tracking whether to display pending URLs.
   virtual void LoadURLFromRenderer(const GURL& url,
                                    const Referrer& referrer,
                                    PageTransition type,
                                    const std::string& extra_headers) = 0;
 
   // Behaves like LoadURL() and LoadURLFromRenderer() but marks the new
   // navigation as being transferred from one RVH to another. In this case the
   // browser can recycle the old request once the new renderer wants to
@@ skipping 87 matching lines @@
   virtual void CopyStateFromAndPrune(NavigationController* source) = 0;
 
   // Removes all the entries except the active entry. If there is a new pending
   // navigation it is preserved.
   virtual void PruneAllButActive() = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_