[chromium] Unreviewed, rebaseline platform/chromium/compositing/3d-corners.html

[chromium] Unreviewed, rebaseline platform/chromium/compositing/3d-corners.html
https://bugs.webkit.org/show_bug.cgi?id=69124

Somebody checked in an incorrect windows expectation missing a
newline. Fixing.

* platform/chromium-mac/platform/chromium/compositing/3d-corners-expected.png: Renamed from LayoutTests/platform/chromium/platform/chromium/compositing/3d-corners-expected.png.
* platform/chromium-win/platform/chromium/compositing/3d-corners-expected.txt: Removed.
* platform/chromium/test_expectations.txt:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@111903 268f45cc-cd09-0410-ab3c-d52691b4dbfc