Split net::UploadData into two: for IPC and for upload handling

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 df0ddc3a6521e3e32e82cebe9c68ba75d50535e0..4d5fa85becd8ca425bc8c9aa4c7d709fd38ebc3e 100644
--- a/content/public/common/common_param_traits.h
+++ b/content/public/common/common_param_traits.h
@@ -25,6 +25,7 @@
 #include "ui/surface/transport_dib.h"
 
 class SkBitmap;
+class WebUploadData;
 
 namespace content {
 struct Referrer;
@@ -73,6 +74,14 @@ struct CONTENT_EXPORT ParamTraits<scoped_refptr<net::UploadData> > {
   static void Log(const param_type& p, std::string* l);
 };
 
+template <>
+struct CONTENT_EXPORT ParamTraits<scoped_refptr<WebUploadData> > {
+  typedef scoped_refptr<WebUploadData> param_type;
+  static void Write(Message* m, const param_type& p);
+  static bool Read(const Message* m, PickleIterator* iter, param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
 template<>
 struct CONTENT_EXPORT ParamTraits<net::HostPortPair> {
   typedef net::HostPortPair param_type;