Roll src/third_party/dawn 8f93871dfff5..f697fe3b7dd2 (1 commit)

This patch also updates Blink to match Dawn API changes.

https://dawn.googlesource.com/dawn.git/+log/8f93871dfff5..f697fe3b7dd2

git log 8f93871dfff5..f697fe3b7dd2 --date=short --no-merges --format='%ad %ae %s'
2019-07-09 shaobo.yan@intel.com Add dynamic attribute in bind group layout binding

Created with:
  gclient setdep -r src/third_party/dawn@f697fe3b7dd2

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@chromium.org

Change-Id: I61db2ec057ef067961013aebb690daa50b6d975c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1693206Reviewed-by: Austin Eng <enga@chromium.org>
Commit-Queue: Austin Eng <enga@chromium.org>
Cr-Commit-Position: refs/heads/master@{#675784}

DEPS

@@ -277,7 +277,7 @@ 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': '8f93871dfff513ce9f0d19debf3f22144399aa6b',
+  'dawn_revision': 'f697fe3b7dd2c14f406fd6663b1682359b4a1d2f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.

third_party/blink/renderer/modules/webgpu/dawn_conversions.cc

@@ -29,9 +29,6 @@ DawnBindingType AsDawnEnum<DawnBindingType>(const WTF::String& webgpu_enum) {
   if (webgpu_enum == "uniform-buffer") {
     return DAWN_BINDING_TYPE_UNIFORM_BUFFER;
   }
-  if (webgpu_enum == "dynamic-uniform-buffer") {
-    return DAWN_BINDING_TYPE_DYNAMIC_UNIFORM_BUFFER;
-  }
   NOTREACHED();
   return DAWN_BINDING_TYPE_FORCE32;
 }

third_party/blink/renderer/modules/webgpu/gpu_bind_group_layout.cc

@@ -18,6 +18,7 @@ DawnBindGroupLayoutBinding AsDawnType(
   dawn_binding.type = AsDawnEnum<DawnBindingType>(webgpu_binding->type());
   dawn_binding.visibility =
       AsDawnEnum<DawnShaderStageBit>(webgpu_binding->visibility());
+  dawn_binding.dynamic = webgpu_binding->dynamic();
 
   return dawn_binding;
 }

third_party/blink/renderer/modules/webgpu/gpu_bind_group_layout_binding.idl

@@ -8,6 +8,7 @@ dictionary GPUBindGroupLayoutBinding {
     required unsigned long binding;
     required GPUShaderStageFlags visibility;
     required GPUBindingType type;
+    boolean dynamic = false;
 };
 
 enum GPUBindingType {
@@ -16,5 +17,4 @@ enum GPUBindingType {
     "sampler",
     "sampled-texture",
     "storage-buffer",
-    "dynamic-storage-buffer"
 };