Escape skip_lines string before convert to Regexp.
It ignored all of lines when given Regexp special characters.
[Feature #9147][ruby-core:58549]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59639 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Escape skip_lines string before convert to Regexp.
It ignored all of lines when given Regexp special characters.
[Feature #9147][ruby-core:58549]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59639 b2dd03c8-39d4-4d8f-98ff-823fe69b080e