Move overflow recalc regression test to WPT

In r729750 we added a regression test as an internal test
but it's better to move the test into WPT.

BUG=1036644

Change-Id: I16bcfc99ef2faff90bd03020a8cc4809689d2d5c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1994299
Reviewed-by: Philip Rogers <pdr@chromium.org>
Commit-Queue: Manuel Rego <rego@igalia.com>
Cr-Commit-Position: refs/heads/master@{#730180}
4 files changed