Fix for 66951. r=ftang@Netscape.com, sr=dougt@netscape.com.

embedding/tests/gtkEmbed/main.cpp

@@ -282,6 +282,7 @@ int main( int  argc,  char *argv[] )
  
   /* This is called in all GTK applications. Arguments are parsed
    * from the command line and are returned to the application. */
+  gtk_set_locale();
   gtk_init(&argc, &argv);