The function returned from Function.prototype.bind should have the same
[[Prototype]] as the receiver.

BUG=v8:3889
LOG=N
R=adamk@chromium.org, verwaest@chromium.org
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_chromium_rel_ng;tryserver.blink:linux_blink_rel

Review URL: https://codereview.chromium.org/1217603005

Cr-Commit-Position: refs/heads/master@{#29556}