8234541: C1 emits an empty message when it inlines successfully
Summary: Use "inline" as the message when successfull
Reviewed-by: thartmann, mdoerr
Contributed-by: navy.xliu@gmail.com
Github: https://raw.githubusercontent.com/publicsuffix/list/33c1c788decfed1052089fa27e3005fe4088dec3/public_suffix_list.dat
Date: 2019-09-28