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
## generate these charsets into sun.nio.cs#Big5Big5_SolarisBig5_HKSCSEUC_CNEUC_KRGBKGB18030IBM856IBM921IBM922IBM942IBM942CIBM943IBM943CIBM950IBM964IBM970IBM1046IBM1124IBM1129IBM1383IBM29626CISO_8859_6ISO_8859_8JIS_X_0201JIS_X_0208JIS_X_0212MS1252TIS_620SimpleEUCEncoder