fix(ext/webgpu): assign missing constants property of shader about GPUDevice.createRenderPipeline[Async] (#24803)

fixes https://github.com/denoland/deno/issues/24287

ext/webgpu/01_webgpu.js

@@ -1490,6 +1490,7 @@ class GPUDevice extends EventTarget {
       fragment = {
         module,
         entryPoint: descriptor.fragment.entryPoint,
+        constants: descriptor.fragment.constants,
         targets: descriptor.fragment.targets,
       };
     }
@@ -1501,6 +1502,7 @@ class GPUDevice extends EventTarget {
       vertex: {
         module,
         entryPoint: descriptor.vertex.entryPoint,
+        constants: descriptor.vertex.constants,
         buffers: descriptor.vertex.buffers,
       },
       primitive: descriptor.primitive,
@@ -1638,6 +1640,7 @@ class GPUDevice extends EventTarget {
       fragment = {
         module,
         entryPoint: descriptor.fragment.entryPoint,
+        constants: descriptor.fragment.constants,
         targets: descriptor.fragment.targets,
       };
     }
@@ -1649,6 +1652,7 @@ class GPUDevice extends EventTarget {
       vertex: {
         module,
         entryPoint: descriptor.vertex.entryPoint,
+        constants: descriptor.vertex.constants,
         buffers: descriptor.vertex.buffers,
       },
       primitive: descriptor.primitive,

tests/testdata/webgpu/hellotriangle_shader.wgsl

@@ -1,5 +1,11 @@
+// only test purpose
+override value: f32;
+
 @vertex
 fn vs_main(@builtin(vertex_index) in_vertex_index: u32) -> @builtin(position) vec4<f32> {
+    // only test purpose
+    _ = value;
+
     let x = f32(i32(in_vertex_index) - 1);
     let y = f32(i32(in_vertex_index & 1u) * 2 - 1);
     return vec4<f32>(x, y, 0.0, 1.0);
@@ -7,5 +13,8 @@ fn vs_main(@builtin(vertex_index) in_vertex_index: u32) -> @builtin(position) ve
 
 @fragment
 fn fs_main() -> @location(0) vec4<f32> {
+    // only test purpose
+    _ = value;
+
     return vec4<f32>(1.0, 0.0, 0.0, 1.0);
 }

tests/unit/webgpu_test.ts

@@ -129,10 +129,18 @@ Deno.test({
     vertex: {
       module: shaderModule,
       entryPoint: "vs_main",
+      // only test purpose
+      constants: {
+        value: 0.5,
+      },
     },
     fragment: {
       module: shaderModule,
       entryPoint: "fs_main",
+      // only test purpose
+      constants: {
+        value: 0.5,
+      },
       targets: [
         {
           format: "rgba8unorm-srgb",