Plumb redirect info out of net, through content, and into child processes.

content/common/resource_messages.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.
 
 // IPC messages for resource loading.
 //
 // NOTE: All messages must send an |int request_id| as their first parameter.
 
 // Multiply-included message file, hence no include guard.
 #include "base/memory/shared_memory.h"
 #include "base/process/process.h"
 #include "content/common/content_param_traits_macros.h"
 #include "content/common/resource_request_body.h"
 #include "content/public/common/common_param_traits.h"
 #include "content/public/common/resource_response.h"
 #include "ipc/ipc_message_macros.h"
 #include "net/base/request_priority.h"
 #include "net/http/http_response_info.h"
+#include "net/url_request/redirect_info.h"
 
 #ifndef CONTENT_COMMON_RESOURCE_MESSAGES_H_
 #define CONTENT_COMMON_RESOURCE_MESSAGES_H_
 
 namespace net {
 struct LoadTimingInfo;
 }
 
 namespace content {
 struct ResourceDevToolsInfo;
@@ skipping 83 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(download_file_path)
   IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_spdy)
   IPC_STRUCT_TRAITS_MEMBER(was_npn_negotiated)
   IPC_STRUCT_TRAITS_MEMBER(was_alternate_protocol_available)
   IPC_STRUCT_TRAITS_MEMBER(connection_info)
   IPC_STRUCT_TRAITS_MEMBER(was_fetched_via_proxy)
   IPC_STRUCT_TRAITS_MEMBER(npn_negotiated_protocol)
   IPC_STRUCT_TRAITS_MEMBER(socket_address)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(net::RedirectInfo)
+  IPC_STRUCT_TRAITS_MEMBER(status_code)
+  IPC_STRUCT_TRAITS_MEMBER(new_method)
+  IPC_STRUCT_TRAITS_MEMBER(new_url)
+  IPC_STRUCT_TRAITS_MEMBER(new_first_party_for_cookies)
+  IPC_STRUCT_TRAITS_MEMBER(new_referrer)
+IPC_STRUCT_TRAITS_END()
+
 // Parameters for a resource request.
 IPC_STRUCT_BEGIN(ResourceHostMsg_Request)
   // The request method: GET, POST, etc.
   IPC_STRUCT_MEMBER(std::string, method)
 
   // The requested URL.
   IPC_STRUCT_MEMBER(GURL, url)
 
   // Usually the URL of the document in the top-level window, which may be
   // checked by the third-party cookie blocking policy. Leaving it empty may
@@ skipping 116 matching lines @@
 
 // Sent as upload progress is being made.
 IPC_MESSAGE_CONTROL3(ResourceMsg_UploadProgress,
                      int /* request_id */,
                      int64 /* position */,
                      int64 /* size */)
 
 // Sent when the request has been redirected.  The receiver is expected to
 // respond with either a FollowRedirect message (if the redirect is to be
 // followed) or a CancelRequest message (if it should not be followed).
-IPC_MESSAGE_CONTROL4(ResourceMsg_ReceivedRedirect,
+IPC_MESSAGE_CONTROL3(ResourceMsg_ReceivedRedirect,
                      int /* request_id */,
-                     GURL /* new_url */,
-                     GURL /* new_first_party_for_cookies */,
+                     net::RedirectInfo /* redirect_info */,
                      content::ResourceResponseHead)
 
 // Sent to set the shared memory buffer to be used to transmit response data to
 // the renderer.  Subsequent DataReceived messages refer to byte ranges in the
 // shared memory buffer.  The shared memory buffer should be retained by the
 // renderer until the resource request completes.
 //
 // NOTE: The shared memory handle should already be mapped into the process
 // that receives this message.
 //
@@ skipping 67 matching lines @@
 
 // Sent when the renderer process deletes a resource loader.
 IPC_MESSAGE_CONTROL1(ResourceHostMsg_ReleaseDownloadedFile,
                      int /* request_id */)
 
 // Sent by the renderer when a resource request changes priority.
 IPC_MESSAGE_CONTROL3(ResourceHostMsg_DidChangePriority,
                      int /* request_id */,
                      net::RequestPriority,
                      int /* intra_priority_value */)