stack/source.go
func Augment(goroutines []*Goroutine) {
	c := &cache{}
	for _, g := range goroutines {
		c.augmentGoroutine(g)
	}
}
func Augment(goroutines []*Goroutine) {
	c := &cache{}
	for _, g := range goroutines {
		c.augmentGoroutine(g)
	}
}
// Augment processes source files to improve calls to be more descriptive.
//
// It modifies goroutines in place. It requires calling ParseDump() with
// guesspaths set to true to work properly.