Disable isolated testing on mac_rel. It's broken.
Disable isolated testing on mac_rel. It's broken.

Likely for the same reason than r195279.

TBR=csharp@chromium.org
BUG=

Review URL: https://codereview.chromium.org/14328053

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@195291 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build