The compilation state is isolate-independent, so it should not cache
the isolate-specific {should_log_code} flag.
Instead, we log via the WasmEngine every time. If this turns out to be
too expensive, we should introduce an atomic flag in the WasmEngine.

R=mstarzinger@chromium.org

Bug: v8:8050
Change-Id: I913ada4f86af4c6fa9cd9c5adc8d4e250f6eb7f1
Reviewed-on: https://chromium-review.googlesource.com/c/1451820Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#59335}