Corentin Wallez 6322010014 Buffer: fix overflows in SetSubData and mapping validation
Also adds tests for overflows.

BUG=chromium:914240

Change-Id: Ibb4f86c04ffab1f1d834b8a439ba542a5291441f
Reviewed-on: https://dawn-review.googlesource.com/c/3320
Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
2018-12-17 17:08:41 +00:00
..
2018-12-06 19:01:22 +00:00