The framestate is necessary, because the PerformPromiseThen builtin
calls into the runtime function PromiseRevokeReject, which ultimately
calls back into the embedder. Node may execute JavaScript in the callback,
and the missing framestate can then make our stack frame walker unhappy.

Bug: v8:7659
Change-Id: I47391fd2b9b3c10ef26204a41e58f8082243c702
Reviewed-on: https://chromium-review.googlesource.com/1015361Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52663}