Utils: Add optional recursion for file system iteration

Change-Id: Icded897b129aebd7132376cff55717e16dffc040
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/libs/utils/filepath.h

@@ -123,6 +123,7 @@ public:
     bool createDir() const;
     QList<FilePath> dirEntries(const QStringList &nameFilters,
                                QDir::Filters filters = QDir::NoFilter,
+                               QDirIterator::IteratorFlags flags = QDirIterator::NoIteratorFlags,
                                QDir::SortFlags sort = QDir::NoSort) const;
     QList<FilePath> dirEntries(QDir::Filters filters) const;
     QByteArray fileContents(qint64 maxSize = -1, qint64 offset = 0) const;