Commit 20f3a077 broke platforms using
embedded constant pools due to assumptions regarding stack frame
layout.

R=mtrofin@chromium.org, bmeurer@chromium.org, jarin@chromium.org, michael_dawson@ca.ibm.com
BUG=v8:4548
LOG=n

Review URL: https://codereview.chromium.org/1442273002

Cr-Commit-Position: refs/heads/master@{#31996}