REGRESSION(r151302): Many broken webaudio/ tests on Mac port.
Created attachment 204230 [details] Patch
Committed r151410: <http://trac.webkit.org/changeset/151410>
It seems like the test added in this patch is failing on Mountain Lion and Lion testers: e.g. http://build.webkit.org/builders/Apple%20MountainLion%20Release%20WK2%20%28Tests%29/builds/9549 http://build.webkit.org/results/Apple%20Lion%20Release%20WK2%20(Tests)/r151519%20(10964)/results.html