R=littledan@chromium.org BUG=v8:5059 Review-Url: https://codereview.chromium.org/2033263002 Cr-Commit-Position: refs/heads/master@{#36721}
Array.prototype.includes shipped in Chrome 47. Review URL: https://codereview.chromium.org/1513843006 Cr-Commit-Position: refs/heads/master@{#32818}