Whether the draft WebXR/WebGPU binding is implemented by this UA — i.e. the
global XRGPUBinding constructor exists. No browser ships it yet, so this
returns false everywhere today; it is the single gate the rest of the XR code
checks before attempting a WebGPU XR session.
Whether the draft WebXR/WebGPU binding is implemented by this UA — i.e. the global
XRGPUBindingconstructor exists. No browser ships it yet, so this returnsfalseeverywhere today; it is the single gate the rest of the XR code checks before attempting a WebGPU XR session.