Adding platform-specific baselines after r130443 and r130489.

* platform/gtk/fast/repaint/box-shadow-inset-repaint-expected.png: Added.
* platform/gtk/fast/repaint/box-shadow-inset-repaint-expected.txt: Added.
* platform/gtk/fast/text/vertical-rl-rtl-linebreak-expected.png: Added.
* platform/gtk/fast/text/vertical-rl-rtl-linebreak-expected.txt: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@130524 268f45cc-cd09-0410-ab3c-d52691b4dbfc