Resolve whether a given immersive session mode is supported, combining the WebXR device check, the draft WebGPU-binding check, and the UA's isSessionSupported answer. Never throws — returns false on any failure.
isSessionSupported
false
"immersive-vr" or "immersive-ar".
"immersive-vr"
"immersive-ar"
Resolve whether a given immersive session mode is supported, combining the WebXR device check, the draft WebGPU-binding check, and the UA's
isSessionSupportedanswer. Never throws — returnsfalseon any failure.