initializeHeader(object);
initializeHeader(object, false);
  public final void postCopy(ObjectReference object, boolean majorGC)     throws InlinePragma {    initializeHeader(object);    if (MarkSweepLocal.HEADER_MARK_BITS) {      if (majorGC) MarkSweepLocal.liveBlock(object);    } else {      MarkSweepLocal.liveObject(object);    }  }