Port 0ed08780

Original commit message:
    There's no reason to limit the CompareIC to (known) JSObject instances,
    as all JSReceivers behave the same wrt. abstract and strict equality.
    So remove this historical limitation and track JSReceivers instead.

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

Review URL: https://codereview.chromium.org/1506903003

Cr-Commit-Position: refs/heads/master@{#32665}