X87: Full code shouldn't embed the type feedback vector.

X87: Full code shouldn't embed the type feedback vector.

port c90c60ba2689fb524a1526503c9c87f534cf58fb (r30940)

original commit message:

    Make sure to always reference it indirectly. This allows us to make the vector
    native-context dependent should we wish.

BUG=

Review URL: https://codereview.chromium.org/1369963002

Cr-Commit-Position: refs/heads/master@{#30954}