Dominik Schilling 3d0c06e1f6 Embeds: Change attachment metadata condition to prevent a warning in the embeds template.
Merge of [37452] to the 4.5 branch.

Props swissspidy.
See #35237.
Fixes #36838.
Built from https://develop.svn.wordpress.org/branches/4.5@37455


git-svn-id: http://core.svn.wordpress.org/branches/4.5@37423 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2016-05-17 20:38:32 +00:00
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