Roll src/third_party/dawn 9b2712456fe6..c3609d224afd (1 commits)

https://dawn.googlesource.com/dawn.git/+log/9b2712456fe6..c3609d224afd

git log 9b2712456fe6..c3609d224afd --date=short --first-parent --format='%ad %ae %s'
2020-01-08 enga@chromium.org Reland "Use Swiftshader by default when fuzzing"

Created with:
  gclient setdep -r src/third_party/dawn@c3609d224afd

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dawn-chromium-autoroll
Please CC cwallez@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:dawn-linux-x64-deps-rel;luci.chromium.try:dawn-mac-x64-deps-rel;luci.chromium.try:dawn-win10-x64-deps-rel;luci.chromium.try:dawn-win10-x86-deps-rel
Bug: None
Tbr: cwallez@google.com
Change-Id: I50253c9d0afebf09b2116515caac774bfe0736a8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1992727Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#729608}

DEPS

@@ -312,7 +312,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'dawn_revision': '9b2712456fe635ae460bd3bc4fbf29b78772e2e0',
+  'dawn_revision': 'c3609d224afd8509f03ef35c792448b750a9d20c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.