fixed compilation error in GCC 4.9

YACReaderLibrary/comic_vine/search_volume.h

@@ -0,0 +1,21 @@
+#ifndef SEARCH_VOLUME_H
+#define SEARCH_VOLUME_H
+
+#include <QWidget>
+
+class ScraperLineEdit;
+
+
+class SearchVolume : public QWidget
+{
+	Q_OBJECT
+public:
+	SearchVolume(QWidget * parent = 0);
+	void clean();
+public slots:
+	QString getVolumeInfo();
+private:
+	ScraperLineEdit * volumeEdit;
+};
+
+#endif // SEARCH_VOLUME_H