Roll src/third_party/dawn 9d2ccaf65c2a..506ce9bba43b (1 commits)

https://dawn.googlesource.com/dawn.git/+log/9d2ccaf65c2a..506ce9bba43b


git log 9d2ccaf65c2a..506ce9bba43b --date=short --no-merges --format='%ad %ae %s'
2019-07-26 bryan.bernhart@intel.com Fix MSVC builder failure with NextPowerOfTwo.


Created with:
  gclient setdep -r src/third_party/dawn@506ce9bba43b

The AutoRoll server is located here: https://autoroll.skia.org/r/dawn-chromium-autoroll

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

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

TBR=cwallez@google.com

Bug: None
Change-Id: I4774cd8bac39f8253a2a2490fe8e8c3c5e3cd7f9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1720305Reviewed-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@{#681258}

DEPS

@@ -280,7 +280,7 @@ 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': '9d2ccaf65c2a370c5f203e119e194a44fa039481',
+  'dawn_revision': '506ce9bba43beca3ba6416b93f6c43ef7df0c5d3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.