CI: build Linux amd64 --media-stack=dummy
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Include `--media-stack=dummy` in CI, as discussed in https://github.com/servo/servo/pull/24829.
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Add support for WebGL2 `RASTERIZER_DISCARD` enum.
Add support for the `RASTERIZER_DISCARD` enum for the WebGL2 version of the `Enable`, `Disable` and `IsEnabled` functions.
See https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.2
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cc @jdm @zakorgy @imiklos
Note: The test results may depend on #25519.
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Update wgpu-core
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Update `wgpu-core` to the latest master. This version contains a fix for an issue which occurred when we exited from a WebGPU thread.
cc @kvark @jdm
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Implement queueMicrotask
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The VoidFunction of a user-queued microtask is identical to a PromiseJobCallback in everything but type name, so implementing this method turned out to be just a matter of attaching a WebIDL frontend to a copy-and-pasted backend. All the remaining queueMicrotask WPT failures are because we don't have shared/service workers.
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- [X] These changes fix#21574
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Update ANGLE for UWP build.
Update ANGLE to include keyed mutexes configuration. This improves framerates with our surfman configuration on HoloLens 2 devices.
Allow dumping the fragment tree in layout_2020
This is done when the dump-flow-tree debug option is passed.
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Only start WebGPU thread if an adapter is requested
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This addresses 1 and 2 from https://github.com/servo/servo/issues/24706#issuecomment-555491438
We send a message to constellation instead of creating the `WebGPU` thread on the start. We send back the result to script and set the `Window`'s `web_gpu` component there.
cc @jdm @imiklos
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Add generic to frozen array
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https://github.com/servo/servo/pull/25467#discussion_r364575071
Depends on https://github.com/servo/servo/pull/25467
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