This partially reverts commit bffe040e,
which bypassed the cache globally. Now we bypass it only in Turbofan.

R=jarin@chromium.org

Bug: v8:7790, chromium:854976
Change-Id: I62a9904c06915f6f6e4a6b628dc3dcba5151bb87
Reviewed-on: https://chromium-review.googlesource.com/1109969Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Commit-Queue: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53955}