Remove magic iframe load transfer support.

content/browser/renderer_host/resource_dispatcher_host_impl.cc

 // 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.
 
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #include "content/browser/renderer_host/resource_dispatcher_host_impl.h"
 
 #include <set>
 #include <vector>
@@ skipping 655 matching lines @@
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(ResourceDispatcherHostImpl, message, *message_was_ok)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_RequestResource, OnRequestResource)
     IPC_MESSAGE_HANDLER_DELAY_REPLY(ResourceHostMsg_SyncLoad, OnSyncLoad)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_ReleaseDownloadedFile,
                         OnReleaseDownloadedFile)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_DataReceived_ACK, OnDataReceivedACK)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_DataDownloaded_ACK, OnDataDownloadedACK)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_UploadProgress_ACK, OnUploadProgressACK)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_CancelRequest, OnCancelRequest)
-    IPC_MESSAGE_HANDLER(ResourceHostMsg_TransferRequestToNewPage,
-                        OnTransferRequestToNewPage)
     IPC_MESSAGE_HANDLER(ResourceHostMsg_FollowRedirect, OnFollowRedirect)
     IPC_MESSAGE_HANDLER(ViewHostMsg_SwapOut_ACK, OnSwapOutACK)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidLoadResourceFromMemoryCache,
                         OnDidLoadResourceFromMemoryCache)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP_EX()
 
   if (message.type() == ViewHostMsg_DidLoadResourceFromMemoryCache::ID) {
     // We just needed to peek at this message. We still want it to reach its
     // normal destination.
@@ skipping 354 matching lines @@
 
   ResourceRequestInfoImpl* info =
       ResourceRequestInfoImpl::ForRequest(i->second);
   info->set_waiting_for_upload_progress_ack(false);
 }
 
 void ResourceDispatcherHostImpl::OnCancelRequest(int request_id) {
   CancelRequest(filter_->child_id(), request_id, true);
 }
 
-// Assigns the pending request a new routing_id because it was transferred
-// to a new page.
-void ResourceDispatcherHostImpl::OnTransferRequestToNewPage(int new_routing_id,
-                                                            int request_id) {
-  PendingRequestList::iterator i = pending_requests_.find(
-      GlobalRequestID(filter_->child_id(), request_id));
-  if (i == pending_requests_.end()) {
-    // We probably want to remove this warning eventually, but I wanted to be
-    // able to notice when this happens during initial development since it
-    // should be rare and may indicate a bug.
-    DVLOG(1) << "Updating a request that wasn't found";
-    return;
-  }
-  net::URLRequest* request = i->second;
-  ResourceRequestInfoImpl* info = ResourceRequestInfoImpl::ForRequest(request);
-  info->set_route_id(new_routing_id);
-}
-
 void ResourceDispatcherHostImpl::OnFollowRedirect(
     int request_id,
     bool has_new_first_party_for_cookies,
     const GURL& new_first_party_for_cookies) {
   FollowDeferredRedirect(filter_->child_id(), request_id,
                          has_new_first_party_for_cookies,
                          new_first_party_for_cookies);
 }
 
 ResourceRequestInfoImpl* ResourceDispatcherHostImpl::CreateRequestInfo(
@@ skipping 1279 matching lines @@
   return allow_cross_origin_auth_prompt_;
 }
 
 bool ResourceDispatcherHostImpl::IsTransferredNavigation(
     const GlobalRequestID& transferred_request_id) const {
   return transferred_navigations_.find(transferred_request_id) !=
       transferred_navigations_.end();
 }
 
 }  // namespace content