message: remove debugging memset
diff: @@ -87,9 +87,6 @@ public:
  if (likely(freelist.getAttached() == mh && freelist.contains(ptr))) {
  d_assert(mh->isAttached());
  _last = &freelist;
  -#ifndef NDEBUG
  - memset(ptr, 0x55, mh->objectSize());
  -#endif
  freelist.free(ptr);
  return;
  }
  