gc.c: indent

* gc.c (gc_start_internal): adjust indent.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44032 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ruby-mode.el: expand/unexpand block

* misc/ruby-mode.el (ruby-brace-to-do-end): split single line block.
* misc/ruby-mode.el (ruby-do-end-to-brace): shrink single line block
  to one line.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44033 b2dd03c8-39d4-4d8f-98ff-823fe69b080e