Port 1134688c

Original commit message:
    This roughly doubles performance for generic Array.prototype.push.

R=verwaest@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=

Review URL: https://codereview.chromium.org/1823103002

Cr-Commit-Position: refs/heads/master@{#34999}