Remove world type from hasInstance()

Source/bindings/v8/custom/V8FormDataCustom.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 32 matching lines @@
 {
     if (info.Length() < 2) {
         throwError(v8SyntaxError, "Not enough arguments", info.GetIsolate());
         return;
     }
 
     DOMFormData* domFormData = V8FormData::toNative(info.Holder());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<WithNullCheck>, name, info[0]);
 
     v8::Handle<v8::Value> arg = info[1];
-    if (V8Blob::hasInstance(arg, info.GetIsolate(), worldType(info.GetIsolate()))) {
+    if (V8Blob::hasInstance(arg, info.GetIsolate())) {
         v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(arg);
         Blob* blob = V8Blob::toNative(object);
         ASSERT(blob);
 
         String filename;
         if (info.Length() >= 3) {
             V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<WithUndefinedOrNullCheck>, filenameResource, info[2]);
             filename = filenameResource;
         }
 
         domFormData->append(name, blob, filename);
     } else {
         V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, argString, arg);
         domFormData->append(name, argString);
     }
 }
 
 } // namespace WebCore