[chromium] Unreviewed, rebaseline progress element tests.

        * platform/chromium-linux/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.checksum: Removed.
        * platform/chromium-linux/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.png:
        * platform/chromium-mac-leopard/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.png: Added.
        * platform/chromium-win/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.checksum: Removed.
        * platform/chromium-win/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.png:
        * platform/chromium-win/fast/dom/HTMLProgressElement/progress-bar-value-pseudo-element-expected.txt:
        * platform/chromium-win/fast/dom/HTMLProgressElement/progress-element-expected.txt:
        * platform/chromium/test_expectations.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@83202 268f45cc-cd09-0410-ab3c-d52691b4dbfc