Core hand-written interop classes, which the template-generated code makes heavy use of.
There's currently no build rules for these files.
These will come in a followup change.
Bug: dawn:1123
Change-Id: Id56f96533070acc8ee581d6f44f83b5374662215
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/64901
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>
