Rebaseline svg/as-image/image-respects-pageScaleFactor expectations

Unreviewed rebaseline of test expectations.

* platform/chromium-linux/svg/as-image/image-respects-pageScaleFactor-expected.png:
* platform/chromium-mac-lion/svg/as-image/image-respects-pageScaleFactor-expected.png:
* platform/chromium-mac-snowleopard/svg/as-image/image-respects-pageScaleFactor-expected.png:
* platform/chromium-mac/svg/as-image/image-respects-pageScaleFactor-expected.png:
* platform/chromium-win/svg/as-image/image-respects-pageScaleFactor-expected.png:
* platform/chromium-win/svg/as-image/image-respects-pageScaleFactor-expected.txt:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@147479 268f45cc-cd09-0410-ab3c-d52691b4dbfc