Revert "Merge pull request #1206 from yasslab/fix_ogp_text"
Revert "Merge pull request #1206 from yasslab/fix_ogp_text"

This reverts commit 5338d07e31523a2018ef41f0f6ee03ac0b4d48b0, reversing
changes made to 5469cfc0d3580b8c49fb356976109bc8639a3989.

yasslab/railsguides.jp,yasslab/railsguides.jp,yasslab/railsguides.jp,yasslab/railsguides.jp