Here is a somewhat quick and dirty patch for that - it properly detects the right device on my single-gpu system, but unfortunately I don't have the hardware to test multi-gpu. Could someone with the appropriate hardware try the following try push and confirm it works? https://treeherder.mozilla.org/jobs?repo=try&revision=d49eb828b8d2681ff262e987d9e586f45911062b
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Here is a somewhat quick and dirty patch for that - it properly detects the right device on my single-gpu system, but unfortunately I don't have the hardware to test multi-gpu. Could someone with the appropriate hardware try the following try push and confirm it works? https://treeherder.mozilla.org/jobs?repo=try&revision=d49eb828b8d2681ff262e987d9e586f45911062b `MOZ_ENABLE_WAYLAND=1 mozregression --repo try --launch d49eb828b8d2681ff262e987d9e586f45911062b -a https://webglsamples.org/aquarium/aquarium.html` or `MOZ_X11_EGL=1 mozregression --repo try --launch d49eb828b8d2681ff262e987d9e586f45911062b -a https://webglsamples.org/aquarium/aquarium.html`