Unreviewed GTK gardening. Updating baselines for tests under svg/as-*, svg/filters, svg/stroke,
svg/text, svg/wicd and svg/zoom directories after enabling subpixel layout for the GTK port.

Patch #7 of approx. 24, `svn commit` is used directly to avoid the webkit-patch and ChangeLog overhead.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@148805 268f45cc-cd09-0410-ab3c-d52691b4dbfc