message: obfuscate: Simplify TRACE logging / make it more uniform
  Summary: Just some minor changes I made while debugging issues with ObfuscatePass.
diff: @@ -93,8 +93,8 @@ public:
  virtual std::string get_printable() {
  std::ostringstream res;
  - res << " 0x" << this->get() << ": (" << SHOW(dex_elem->get_class()) << ") "
  - << SHOW(dex_elem->get_name()) << " -> " << get_name() << std::endl;
  + res << " 0x" << this->get() << ": " << show(dex_elem) << " -> "
  + << get_name();
  return res.str();
  }
  @@ -226,9 +226,8 @@ public:
  std::string get_printable() override {
  std::ostringstream res;
  - res << " 0x" << this << ": (" << SHOW(dex_elem->get_class())
  - << ") " << SHOW(dex_elem->get_name()) << " -> " << get_name()
  - << " => 0x" << next << std::endl;
  + res << " 0x" << this << ": " << show(dex_elem) << " -> " << get_name()
  + << " => 0x" << next;
  return res.str();
  }
  };
  @@ -497,15 +496,15 @@ public:
  }
  auto elem = wrap->get();
  TRACE(OBFUSCATE, 2,
  - "\tRenaming the elem 0x%x (%s) %s%s to %s external: %s can_rename: %s\n",
  - elem, SHOW(sig_getter_fn(elem)),
  - SHOW(elem->get_class()),
  - SHOW(elem->get_name()), wrap->get_name(),
  - type_class(wrap->get()->get_class())->is_external() ? "true" :
  - "false", can_rename(elem) ? "true" : "false");
  - if (renamed_elems.count(elem) > 0)
  + "\tRenaming the elem 0x%x %s%s to %s external: %s can_rename: "
  + "%s\n",
  + elem, SHOW(sig_getter_fn(elem)), SHOW(elem), wrap->get_name(),
  + type_class(elem->get_class())->is_external() ? "true" : "false",
  + can_rename(elem) ? "true" : "false");
  + if (renamed_elems.count(elem) > 0) {
  TRACE(OBFUSCATE, 2, "Found elem we've already renamed %s\n",
  SHOW(elem));
  + }
  renamed_elems.insert(elem);
  elem->change(ref_getter_fn(wrap->get_name()));
  renamings++;
  