LossyAppendUTF16toASCII( const PRUnichar* aSource, nsACString& aDest )
LossyAppendUTF16toASCII( const nsAString& aSource, nsACString& aDest )
LossyAppendUTF16toASCII( const PRUnichar* aSource, nsACString& aDest )  {    if (aSource) {      LossyAppendUTF16toASCII(nsDependentString(aSource), aDest);    }  }