8027043: Turn global accesses into MethodHandle.constant, with one chance of reassignment, e.g. x = value occuring once in the global scope is ok, twice is not. Reviewed-by: attila, sundar, jlaskey

colors[0]=red
colors[1]=purple
colors[2]=pink
red
purple
pink
capital of Sweden is Stockholm
capital of Hungary is Budapest
capital of Croatia is Zagreb
Stockholm
Budapest
Zagreb