[wp-trac] [WordPress Trac] #55510: The `wp_content_img_tag` filter can appear to run twice when used to wrap image tags

[WordPress Trac]

#55510: The `wp_content_img_tag` filter can appear to run twice when used to wrap
image tags
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 Reporter:  peterwilsoncc                 |       Owner:  flixos90
     Type:  defect (bug)                  |      Status:  assigned
 Priority:  normal                        |   Milestone:  6.0
Component:  Media                         |     Version:
 Severity:  normal                        |  Resolution:
 Keywords:  needs-patch needs-unit-tests  |     Focuses:
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Comment (by pbearne):

 This implies to me that the function is being run twice
 This is got to be a performance hit

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Ticket URL: <https://core.trac.wordpress.org/ticket/55510#comment:2>
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