WebKit side of merge from r41149 to r41181.

WebCore/bridge/qt/qt_runtime.cpp

 /*
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 105 matching lines @@
 static JSRealType valueRealType(ExecState* exec, JSValuePtr val)
 {
     if (val.isNumber())
         return Number;
     else if (val.isString())
         return String;
     else if (val.isBoolean())
         return Boolean;
     else if (val.isNull())
         return Null;
-    else if (exec->interpreter()->isJSByteArray(val))
+    else if (isJSByteArray(&exec->globalData(), val))
         return JSByteArray;
     else if (val.isObject()) {
         JSObject *object = val.toObject(exec);
         if (object->inherits(&RuntimeArray::s_info))  // RuntimeArray 'inherits' from Array, but not in C++
             return RTArray;
         else if (object->inherits(&JSArray::info))
             return Array;
         else if (object->inherits(&DateInstance::info))
             return Date;
         else if (object->inherits(&RegExpObject::info))
@@ skipping 1627 matching lines @@
         return convertQVariantToValue(exec, rootObject(), QVariant::fromValue(val));
     }
 
     return jsUndefined();
 }
 
 // ===============
 
 } }