Fix Krazy warnings about includes/header guards in proparser.
Fix Krazy warnings about includes/header guards in proparser.

Change-Id: Ie0067544492a207255a3ff3f43d95d2976c73c5e
Reviewed-by: Oswald Buddenhagen <6a8868beda3e139b5ac22b2534a23d3e6ba81819@digia.com>
(cherry picked from qtcreator/80011dde399cfa43372dd23ff1b1f12afa4b7938)
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@digia.com>
Reviewed-by: hjk <f81b91af79013637d070c18d38a75b90eaae8ba3@nokiamail.com>

mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools,mer-qt/qttools