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

content/child/resource_dispatcher.h

Index: content/child/resource_dispatcher.h
diff --git a/content/child/resource_dispatcher.h b/content/child/resource_dispatcher.h
index 5fa68e95dc1849aff82838a3176a6895c09901b2..ad1c79d27cfaa18643169b2335e089410b36cec0 100644
--- a/content/child/resource_dispatcher.h
+++ b/content/child/resource_dispatcher.h
@@ -28,6 +28,10 @@ namespace blink {
 class WebThreadedDataReceiver;
 }
 
+namespace net {
+struct RedirectInfo;
+}
+
 namespace webkit_glue {
 class ResourceLoaderBridge;
 }
@@ -156,8 +160,7 @@ class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener {
   void OnReceivedResponse(int request_id, const ResourceResponseHead&);
   void OnReceivedCachedMetadata(int request_id, const std::vector<char>& data);
   void OnReceivedRedirect(int request_id,
-                          const GURL& new_url,
-                          const GURL& new_first_party_for_cookies,
+                          const net::RedirectInfo& redirect_info,
                           const ResourceResponseHead& response_head);
   void OnSetDataBuffer(int request_id,
                        base::SharedMemoryHandle shm_handle,