>>10134788Super7 doesn't do it due to the nature of the plastic they're using for their figures being more pliable than say, the hard ABS plastic used for something like Transformers or whatever. The Chrome would pretty much just flake off due to the plastic constantly flexing.
That said, it is an expensive, and apparently hazardous process to the factory workers, which is another factor into why it's not done as much anymore.
