Update unit_tests.isolate on linux.

Should improve unit_tests_swarm success rate on linux, in theory it could
become green.

R=thakis@chromium.org
NOTRY=true
BUG=98636
TEST=


Review URL: https://chromiumcodereview.appspot.com/10559009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@142437 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed