tracking: tidy up deviceHoverLabel function
tracking: tidy up deviceHoverLabel function

parksandwildlife/gokart,wilsonc86/gokart,wilsonc86/gokart,rockychen-dpaw/gokart,parksandwildlife/gokart,rockychen-dpaw/gokart,rockychen-dpaw/gokart,rockychen-dpaw/gokart,parksandwildlife/gokart,parksandwildlife/gokart,wilsonc86/gokart