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jyan authored
Port 992ae64d Original commit message: This new intrinsic is used by the desugared ES6 instanceof implementation for the cases when the F[@@hasInstance] property is null or undefined. R=mvstanton@chromium.org, joransiu@ca.ibm.com, mbrandy@us.ibm.com, michael_dawson@ca.ibm.com BUG= Review URL: https://codereview.chromium.org/1813873003 Cr-Commit-Position: refs/heads/master@{#34873}
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