These 3 expected results: 2d.gradient.radial.outside1-expected.txt 2d.gradient.radial.inside2-expected.txt 2d.gradient.radial.inside3-expected.txt are specific to snow-leopard now and should be moved into platform/mac-snowleopard.
Created attachment 86976 [details] Patch
Committed r82179: <http://trac.webkit.org/changeset/82179>
http://trac.webkit.org/changeset/82179 might have broken SnowLeopard Intel Release (WebKit2 Tests)