Unreviewed rebaseline of test. Uploaded wrong result.

Patch by Dirk Schulze <krit@webkit.org> on 2014-07-25

* svg/css/parse-length-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@171592 268f45cc-cd09-0410-ab3c-d52691b4dbfc