* include/ruby/win32.h (rb_w32_cmdvector): removed.

* win32/win32.c (rb_w32_sysinit): use WCHAR version of GetCommandLine()
  internally.

* win32/win32.c (w32_cmdvector): renamed from rb_w32_cmdvector.  use
  WCHAR* instead of char* internally.

these changes are expected to not changing the behavior yet.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45592 b2dd03c8-39d4-4d8f-98ff-823fe69b080e