Ensure that window.open requests issued by ChromeFrame carry the correct cook...

chrome_frame/protocol_sink_wrap.h

Index: chrome_frame/protocol_sink_wrap.h
===================================================================
--- chrome_frame/protocol_sink_wrap.h	(revision 53833)
+++ chrome_frame/protocol_sink_wrap.h	(working copy)
@@ -36,8 +36,10 @@
     IInternetProtocolEx* this_object, IUri* uri,
     IInternetProtocolSink* prot_sink, IInternetBindInfo* bind_info,
     DWORD flags, HANDLE_PTR reserved);
-typedef HRESULT (STDMETHODCALLTYPE* InternetProtocolRoot_Continue_Fn)(
-    IInternetProtocolRoot* me, PROTOCOLDATA* data);
+typedef HRESULT (STDMETHODCALLTYPE* InternetProtocol_LockRequest_Fn)(
+    IInternetProtocol* this_object, DWORD options);
+typedef HRESULT (STDMETHODCALLTYPE* InternetProtocol_UnlockRequest_Fn)(
+    IInternetProtocol* this_object);
 
 
 enum RendererType {
@@ -130,6 +132,10 @@
     return referrer_;
   }
 
+  bool is_attach_external_tab_request() const {
+    return read_fun_ == NULL;
+  }
+
  private:
   typedef std::map<IInternetProtocol*, ProtData*> ProtocolDataMap;
   static ProtocolDataMap datamap_;