merge revision(s) 39309,39310: [Backport #7551]

	* ext/openssl/ossl.c (class OpenSSL):  Fixed ExtensionFactory example.
	  Patch by Richard Bradley.  [ruby-trunk - Bug #7551]

	* ext/openssl/ossl.c (class OpenSSL):  Use only inner parenthesis in
	  create_extension examples.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39584 b2dd03c8-39d4-4d8f-98ff-823fe69b080e