The accumulator is always part of the translation for every interpreted
frame. The assumption is that all frames are in {TOS_REGISTER} state.
This however is not supported for non-topmost frames and we need to
avoid pushing the accumulator onto the machine stack.

R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2271153003
Cr-Commit-Position: refs/heads/master@{#38945}