More pixel rebaseline in compositing for qt-5.0-wk2.

Added baselines, mark failing tests.

* platform/qt-5.0-wk2/TestExpectations:
* platform/qt-5.0-wk2/compositing/culling/filter-occlusion-blur-expected.png: Added.
* platform/qt-5.0-wk2/compositing/culling/filter-occlusion-blur-large-expected.png: Added.
* platform/qt-5.0-wk2/compositing/fixed-position-scroll-offset-history-restore-expected.png: Added.
* platform/qt-5.0-wk2/compositing/flat-with-transformed-child-expected.png: Added.
* platform/qt-5.0-wk2/compositing/images/content-image-change-expected.png: Added.
* platform/qt-5.0-wk2/compositing/layer-creation/fixed-position-scroll-expected.png: Added.
* platform/qt-5.0-wk2/compositing/layer-creation/fixed-position-scroll-expected.txt: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@122974 268f45cc-cd09-0410-ab3c-d52691b4dbfc