New revision: d2fc9b958e1eeb1e956f3e2208afa9923bdc9b67

To roll this I need to update some call sites; this is because the
Serializable interface is changing.

Upstream change / review was here:
https://chromium-review.googlesource.com/c/deps/inspector_protocol/+/1879870

Change-Id: I93c4747609c6003baf1c160a68b8fb6bb07ac565
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1879519Reviewed-by: Yang Guo <yangguo@chromium.org>
Commit-Queue: Johannes Henkel <johannes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64618}