[Qt] Unreviewed gardening, update expected files, skip new failing tests.
* platform/qt-5.0-wk2/Skipped: Skip fast/viewport/viewport-91.html because of bug90376.
* platform/qt-5.0/svg/zoom/page/zoom-img-preserveAspectRatio-support-1-expected.png: Updated after r121599.
* platform/qt-5.0/svg/zoom/page/zoom-img-preserveAspectRatio-support-1-expected.txt: Updated after r121599.
* platform/qt/Skipped: Skip inspector/debugger/script-snippet-model.html because of bug90385.
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@121680
268f45cc-cd09-0410-ab3c-
d52691b4dbfc