Support sending BlobData to browser process. Also support sending UploadData...

chrome/common/common_param_traits.h

Index: chrome/common/common_param_traits.h
===================================================================
--- chrome/common/common_param_traits.h	(revision 57697)
+++ chrome/common/common_param_traits.h	(working copy)
@@ -49,6 +49,10 @@
 struct PageRange;
 }  // namespace printing
 
+namespace webkit_blob {
+class BlobData;
+}
+
 namespace webkit_glue {
 struct PasswordForm;
 struct WebApplicationInfo;
@@ -272,6 +276,15 @@
   static void Log(const param_type& p, std::string* l);
 };
 
+// Traits for webkit_blob::BlobData.
+template <>
+struct ParamTraits<scoped_refptr<webkit_blob::BlobData> > {
+  typedef scoped_refptr<webkit_blob::BlobData> param_type;
+  static void Write(Message* m, const param_type& p);
+  static bool Read(const Message* m, void** iter, param_type* r);
+  static void Log(const param_type& p, std::string* l);
+};
+
 template<>
 struct ParamTraits<ThumbnailScore> {
   typedef ThumbnailScore param_type;