public void checkHasChildAccount(final HasChildAccountCallback callback){
  if (mHasChildAccount != null || maybeUpdatePredeterminedChildAccountStatus()) {
    postCallback(callback);
    return;
  }
  mCallbacks.add(callback);
  if (mAccountManagerFuture == null)   requestChildAccountStatus();
}

public void checkHasChildAccount ( final HasChildAccountCallback callback ) { if ( mHasChildAccount != null || maybeUpdatePredeterminedChildAccountStatus ( ) ) { postCallback ( callback ) ; return ; } mCallbacks . add ( callback ) ; if ( mAccountManagerFuture == null ) requestChildAccountStatus ( ) ; }
checks for the presence of child accounts on the device .
