message: Change the output format of dump_classes_from_hprof
  Summary:
  The current format of dump_classes_from_hprof is a.b.c.d.class. this diff changes it to a/b/c/d.class
  the reason to do this is that the interdexpass uses the latter representation.
diff: @@ -1279,4 +1279,5 @@ if __name__ == "__main__":
  # so it's useful to sort by them.
  class_serials.sort(key=lambda x: x[1])
  for cls in class_serials:
  - print(str(cls[0]) + ".class")
  + class_name = str(cls[0]).replace(".", "/") + ".class"
  + print(class_name)
  