Update routing id of pending resource requests for reparented iframes.

content/browser/renderer_host/resource_dispatcher_host_request_info.h

 // Copyright (c) 2011 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_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_REQUEST_INFO_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_REQUEST_INFO_H_
 #pragma once
 
 #include <string>
 
@@ skipping 73 matching lines @@
 
   // The child process unique ID of the requestor. This duplicates the value
   // stored on the request by SetChildProcessUniqueIDForRequest in
   // url_request_tracking.
   int child_id() const { return child_id_; }
 
   // The IPC route identifier for this request (this identifies the RenderView
   // or like-thing in the renderer that the request gets routed to).
   int route_id() const { return route_id_; }
 
+  // The route_id of pending request can change when it is transferred to a new
+  // page (as in iframe transfer using adoptNode JS API).
+  void set_route_id(int route_id) { route_id_ = route_id; }
+
   // The pid of the originating process, if the request is sent on behalf of a
   // another process.  Otherwise it is 0.
   int origin_pid() const { return origin_pid_; }
 
   // Unique identifier for this resource request.
   int request_id() const { return request_id_; }
 
   // True if |frame_id_| represents a main frame in the RenderView.
   bool is_main_frame() const { return is_main_frame_; }
 
@@ skipping 124 matching lines @@
   // accessors above for consistency).
   bool is_paused_;
   bool called_on_response_started_;
   bool has_started_reading_;
   int paused_read_bytes_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHostRequestInfo);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_REQUEST_INFO_H_