HTML MessagePort as mojo::MessagePipeHandle

content/public/common/common_param_traits.h

Index: content/public/common/common_param_traits.h
diff --git a/content/public/common/common_param_traits.h b/content/public/common/common_param_traits.h
index 86659951f7520817ef36bb26c3cd7f077012c93f..64031494161a8000b4a8f95f49b485e9acb0ffe7 100644
--- a/content/public/common/common_param_traits.h
+++ b/content/public/common/common_param_traits.h
@@ -33,6 +33,7 @@
 #endif
 
 namespace content {
+class MessagePort;
 class PageState;
 }
 
@@ -89,6 +90,16 @@ struct CONTENT_EXPORT ParamTraits<net::IPAddress> {
 };
 
 template <>
+struct CONTENT_EXPORT ParamTraits<content::MessagePort> {
+  typedef content::MessagePort param_type;
+  static void GetSize(base::PickleSizer* sizer, const param_type& p);
+  static void Write(base::Pickle* m, const param_type& p);
+  static bool Read(const base::Pickle* m, base::PickleIterator* iter,
+                   param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
+template <>
 struct CONTENT_EXPORT ParamTraits<content::PageState> {
   typedef content::PageState param_type;
   static void GetSize(base::PickleSizer* s, const param_type& p);