[wp-trac] [WordPress Trac] #31764: wpeditimage plugin: don't add extra spaces to the class -- fix failing unit tests

[WordPress Trac]

#31764: wpeditimage plugin: don't add extra spaces to the class -- fix failing unit
tests
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 Reporter:  iseulde       |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  TinyMCE       |    Version:
 Severity:  normal        |   Keywords:
  Focuses:                |
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Ticket URL: <https://core.trac.wordpress.org/ticket/31764>
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