internal.h: optimize rb_ary_new_from_args

* internal.h (rb_ary_new_from_args): optimization by expanding
  arguments in caller to get rid of va_list if possible.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
tcltklib.c: typed data

* ext/tk/tcltklib.c (tcltkip_type): use typed data.

* ext/tk/tcltklib.c ({call,eval,invoke}_queue_handler): hide
  internal objects.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47859 b2dd03c8-39d4-4d8f-98ff-823fe69b080e