8068901: Surprising behavior with more than one functional interface on a class
8068903: Can't invoke vararg @FunctionalInterface methods
Reviewed-by: attila, hannesw
1 callback with args s,10,13.1,true,false,,[object Object],,1,2,[object Object]
2 callback with args s,10,13.1,true,false,,[object Object],,1,2,[object Object]