submit a frame to GVR','hasCpuTime':true,}};const WEBXR_INSTANT_EVENTS={'WebXR frame time (ms)':{'javascript':{'histogramName':'webxr_frame_time_javascript','description':'WebXR frame time spent on JavaScript',},'rendering':{'histogramName':'webxr_frame_time_rendering','description':'WebXR frame time spent on rendering'}},'WebXR pose prediction':{'milliseconds':{'histogramName':'webxr_pose_prediction','description':'WebXR pose prediction in ms',},},};const XR_DEVICE_SERVICE_PROCESS='Service: xr_device_service';function...