Bug 222317 does not depend on any bugs.

Bug 222317 blocks 3 bugs:

•    222317: Enable WebXR tests cross platform [NEW; assigned to webkit-unassigned]
  •    208988: [WebXR] Implement WebXR device API [RESOLVED FIXED; assigned to webkit-unassigned]
    •    222360: Set xrCompatible in WebGLRenderingContextBase::getContextAttributes [RESOLVED FIXED; assigned to ifernandez]
    •    295281: [WEBXR][GTK][WPE] Implement startSession/endSession in the PlatformXRCoordinator [RESOLVED FIXED; assigned to svillar]