Sergey Biryukov e1e3467c5e Pages, Post Types: Escape CSS classes in Walker_Page::start_el() after the page_css_class filter runs.
Don't add an empty `class` attribute if there are no classes, for consistency with `Walker_Nav_Menu::start_el()`.

Props abhijitrakas, mukesh27.
Fixes #44880.

git-svn-id: https://develop.svn.wordpress.org/trunk@44415 602fd350-edb4-49c9-b593-d223f7449a82
2019-01-07 12:53:22 +00:00
2017-11-30 23:09:33 +00:00
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