Gardening: fast/dom/Window/new-window-opener.html crashes on Mac
Gardening: fast/dom/Window/new-window-opener.html crashes on Mac

BUG=478709
TBR=schenney

Review URL: https://codereview.chromium.org/1097053003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@194033 bbb929c8-8fbe-4397-9dbb-9b2b20218538

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