Inline documentation for hooks in wp-admin/edit-link-form.php.

props raamdev.
fixes #25447.
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git-svn-id: http://core.svn.wordpress.org/trunk@26000 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix docblock formatting. fixes #25893.
Built from https://develop.svn.wordpress.org/trunk@26081


git-svn-id: http://core.svn.wordpress.org/trunk@26001 1a063a9b-81f0-0310-95a4-ce76da25c4cd