This code is no longer used by full-codegen since all functions which
use new.target, rest parameters or the internal this function binding
now grow through Ignition first, and never tier up to fullcodegen.

BUG=v8:5657
R=rmcilroy@chromium.org

Review-Url: https://codereview.chromium.org/2528293002
Cr-Commit-Position: refs/heads/master@{#41298}