Port 3e689a7d

Original Message:
  Only support empty exceptions for now. Unpacking i32s, and
  eventually
  arbitrary types, will be done in separate CLs.

Bug: v8:11453
Change-Id: I4f019330bfb1753b424ef3a8c541054f5fa27e84
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2760777Reviewed-by: Milad Fa <mfarazma@redhat.com>
Commit-Queue: Junliang Yan <junyan@redhat.com>
Cr-Commit-Position: refs/heads/master@{#73404}