Build fix

Change-Id: I6c03d613c0dcda92ef411265e1d3d1ff679ee0a8
Reviewed-on: http://codereview.qt.nokia.com/735
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Tobias Hunger <tobias.hunger@nokia.com>

src/plugins/qmldesigner/designercore/filemanager/firstdefinitionfinder.cpp

@@ -34,6 +34,8 @@
 
 #include <qmljs/parser/qmljsast_p.h>
 
+#include <QtCore/QDebug>
+
 using namespace QmlJS;
 using namespace QmlDesigner;
 using namespace QmlJS::AST;