[Chromium] Unreviewed, updating baselines for media/video-colorspace-yuv420/422.html...

[Chromium] Unreviewed, updating baselines for media/video-colorspace-yuv420/422.html due to r115510.

* platform/chromium-linux/media/video-colorspace-yuv420-expected.png:
* platform/chromium-linux/media/video-colorspace-yuv422-expected.png:
* platform/chromium-mac-leopard/media/video-colorspace-yuv420-expected.png:
* platform/chromium-mac-leopard/media/video-colorspace-yuv422-expected.png:
* platform/chromium-mac-snowleopard/media/video-colorspace-yuv420-expected.png:
* platform/chromium-mac-snowleopard/media/video-colorspace-yuv422-expected.png:
* platform/chromium-mac/media/video-colorspace-yuv420-expected.png:
* platform/chromium-mac/media/video-colorspace-yuv420-expected.txt:
* platform/chromium-mac/media/video-colorspace-yuv422-expected.png:
* platform/chromium-mac/media/video-colorspace-yuv422-expected.txt:
* platform/chromium-win/media/video-colorspace-yuv420-expected.png:
* platform/chromium-win/media/video-colorspace-yuv420-expected.txt:
* platform/chromium-win/media/video-colorspace-yuv422-expected.png:
* platform/chromium-win/media/video-colorspace-yuv422-expected.txt:
* platform/chromium/test_expectations.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@115524 268f45cc-cd09-0410-ab3c-d52691b4dbfc