Auto merge of #25744 - szeged:wgpu_queue, r=jdm

Initial implementation of GPUQueue

Added WebIDL bindings for `GPUQueue`.
Implemented the `submit` function of `GPUQueue` and `defaultQueue` function of `GPUDevice`.

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes addresses a part of #24706

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cc @kvark @jdm @zakorgy

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components/script/dom/webidls/GPUDevice.webidl

@@ -5,13 +5,14 @@
 // https://gpuweb.github.io/gpuweb/#gpudevice
 [Exposed=(Window, DedicatedWorker)/*, Serializable */, Pref="dom.webgpu.enabled"]
 interface GPUDevice : EventTarget {
-    readonly attribute GPUAdapter adapter;
+    /*[SameObject]*/ readonly attribute GPUAdapter adapter;
     readonly attribute object extensions;
     readonly attribute object limits;
 
+    [SameObject] readonly attribute GPUQueue defaultQueue;
+
     GPUBuffer createBuffer(GPUBufferDescriptor descriptor);
     GPUMappedBuffer createBufferMapped(GPUBufferDescriptor descriptor);
-    // Promise<GPUMappedBuffer> createBufferMappedAsync(GPUBufferDescriptor descriptor);
     // GPUTexture createTexture(GPUTextureDescriptor descriptor);
     // GPUSampler createSampler(optional GPUSamplerDescriptor descriptor = {});
 
@@ -25,8 +26,6 @@ interface GPUDevice : EventTarget {
 
     GPUCommandEncoder createCommandEncoder(optional GPUCommandEncoderDescriptor descriptor = {});
     // GPURenderBundleEncoder createRenderBundleEncoder(GPURenderBundleEncoderDescriptor descriptor);
-
-    // GPUQueue getQueue();
 };
 GPUDevice includes GPUObjectBase;
 

components/script/dom/webidls/GPUQueue.webidl

@@ -0,0 +1,18 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+// https://gpuweb.github.io/gpuweb/#gpuqueue
+[Exposed=(Window, DedicatedWorker), Serializable, Pref="dom.webgpu.enabled"]
+interface GPUQueue {
+    void submit(sequence<GPUCommandBuffer> commandBuffers);
+
+    // GPUFence createFence(optional GPUFenceDescriptor descriptor = {});
+    // void signal(GPUFence fence, unsigned long long signalValue);
+
+    // void copyImageBitmapToTexture(
+    //     GPUImageBitmapCopyView source,
+    //     GPUTextureCopyView destination,
+    //     GPUExtent3D copySize);
+};
+GPUQueue includes GPUObjectBase;