[chromium] Last bits of post-Skia-change fallout, plus other bits.
https://bugs.webkit.org/show_bug.cgi?id=109507
https://bugs.webkit.org/show_bug.cgi?id=113067
https://bugs.webkit.org/show_bug.cgi?id=113128
https://code.google.com/p/chromium/issues/detail?id=67442

Unreviewed, test expectations updates.

Deleted a few new baselines added during Skia rebaselining that were
existing expected failures from bug 109507 whose failure lines were
left in TestExpectations.
        
Added a flaky test and a failing test (which for some reason has no new
baselines so I can't rebaseline), and removed a passing test.
        
Re-added some "Pass" expectations I'd previously removed, as they're
necessary after all.

* platform/chromium-linux/compositing/rtl/rtl-iframe-absolute-overflow-scrolled-expected.png: Removed.
* platform/chromium-mac/platform/chromium/virtual/softwarecompositing/tiling/huge-layer-add-remove-child-expected.txt:
* platform/chromium-mac/platform/chromium/virtual/softwarecompositing/tiling/huge-layer-with-layer-children-expected.txt:
* platform/chromium/TestExpectations:
* platform/chromium/compositing/rtl/rtl-iframe-absolute-overflow-scrolled-expected.txt: Removed.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146715 268f45cc-cd09-0410-ab3c-d52691b4dbfc