Provide directly TabSettings instead.
This will be used for indenting a text for which
there is no editor instance.
Change-Id: Ia5f11a481f42464cf4820efdf2c7c4c32166f55e
Reviewed-on: http://codereview.qt.nokia.com/2622
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>