tree c692c685cd66b2840b877ac24d16f4f8927c0d89
parent 6bd7061a2eeb9fd19e1b44a13e53a2c518bf98e1
author dan sinclair <dsinclair@google.com> 1591200697 +0000
committer dan sinclair <dsinclair@google.com> 1591200697 +0000

Remove unless_stmt

The `unless` statement was removed from the WGSL grammar so remove it
from Tint.

Change-Id: I31a185f5c5e3e88b667caea1c9a88aee80c0b810
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22581
Reviewed-by: Ryan Harrison <rharrison@chromium.org>