/usr/include/src/script/ is in libqt4-private-dev 4:4.8.5+git192-g085f851+dfsg-2ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/include/src/script/api/
/usr/include/src/script/api/qscriptable_p.h
/usr/include/src/script/api/qscriptcontext_p.h
/usr/include/src/script/api/qscriptengine_p.h
/usr/include/src/script/api/qscriptengineagent_p.h
/usr/include/src/script/api/qscriptprogram_p.h
/usr/include/src/script/api/qscriptstring_p.h
/usr/include/src/script/api/qscriptvalue_p.h
/usr/include/src/script/bridge/
/usr/include/src/script/bridge/qscriptactivationobject_p.h
/usr/include/src/script/bridge/qscriptclassobject_p.h
/usr/include/src/script/bridge/qscriptdeclarativeclass_p.h
/usr/include/src/script/bridge/qscriptdeclarativeobject_p.h
/usr/include/src/script/bridge/qscriptfunction_p.h
/usr/include/src/script/bridge/qscriptglobalobject_p.h
/usr/include/src/script/bridge/qscriptobject_p.h
/usr/include/src/script/bridge/qscriptqobject_p.h
/usr/include/src/script/bridge/qscriptstaticscopeobject_p.h
/usr/include/src/script/bridge/qscriptvariant_p.h
/usr/include/src/script/parser/
/usr/include/src/script/parser/qscriptast_p.h
/usr/include/src/script/parser/qscriptastfwd_p.h
/usr/include/src/script/parser/qscriptastvisitor_p.h
/usr/include/src/script/parser/qscriptgrammar_p.h
/usr/include/src/script/parser/qscriptlexer_p.h
/usr/include/src/script/parser/qscriptparser_p.h
/usr/include/src/script/parser/qscriptsyntaxchecker_p.h