Consult the main query when determining whether to show the edit menu in the...

Consult the main query when determining whether to show the edit menu in the admin bar. This insulates the admin bar from query_posts() queries made by themes and plugins. Props SergeyBiryukov. fixes #16798

git-svn-id: https://core.svn.wordpress.org/trunk@18844 1a063a9b-81f0-0310-95a4-ce76da25c4cd