shrekshao 81372da137 Add placeholder virtual functions to dawn_wire Read/WriteHandle
Updated interface design is at
https://bugs.chromium.org/p/dawn/issues/detail?id=773#c21

Prelanding CL to avoid breaking change.
The proposed usage is at
https://dawn-review.googlesource.com/c/dawn/+/51164

Bug: dawn:773
Change-Id: If27396e60574b4a52fcda60e111bad33c9d63563
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/54140
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Shrek Shao <shrekshao@google.com>
2021-06-28 18:22:31 +00:00
..