Remove work-around for Q_DECLARE_METATYPE(QFileInfo) being added to QtCore

Change-Id: Ibf1f9a451164982bcd50195b210c5b59e684937e
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>

tools/qmlscene/main.cpp

@@ -171,9 +171,6 @@ struct Options
 };
 
 #if defined(QMLSCENE_BUNDLE)
-#ifndef QT_QFILEINFO_METATYPE_DEFINED
-Q_DECLARE_METATYPE(QFileInfo);
-#endif
 QFileInfoList findQmlFiles(const QString &dirName)
 {
     QDir dir(dirName);