Roll src/third_party/dawn 36cd17488a63..7119a0278da3 (3 commits)

https://dawn.googlesource.com/dawn.git/+log/36cd17488a63..7119a0278da3

git log 36cd17488a63..7119a0278da3 --date=short --first-parent --format='%ad %ae %s'
2020-04-08 cwallez@chromium.org BUILD.gn: enable additional warnings.
2020-04-08 cwallez@chromium.org Roll third_party/swiftshader/ 51b2800bb..63ed0e445 (131 commits)
2020-04-08 cwallez@chromium.org Fix wgpu::WholeSize to count until the end of the buffer.

Created with:
  gclient setdep -r src/third_party/dawn@7119a0278da3

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: chromium:1064305
Tbr: cwallez@google.com
Change-Id: I72d21fa25a77fecb0736d56b0743d25bec4400c8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2142205Reviewed-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@{#757494}

DEPS

@@ -302,7 +302,7 @@ 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': '36cd17488a631f7df530141e6faeb8afd2c39c84',
+  'dawn_revision': '7119a0278da3ae1044a0dcaaf979a2b5294a10ee',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.