[wp-trac] [WordPress Trac] #37116: Fix travis builds for previus branches

[WordPress Trac]

#37116: Fix travis builds for previus branches
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 Reporter:  jorbin            |       Owner:
     Type:  defect (bug)      |      Status:  new
 Priority:  normal            |   Milestone:  4.6
Component:  Build/Test Tools  |     Version:
 Severity:  normal            |  Resolution:
 Keywords:                    |     Focuses:
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Comment (by netweb):

 @jorbin Weird, maybe try flushing the caches on both branches and
 restarting both builds:
 * https://docs.travis-ci.com/user/caching#Clearing-Caches

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Ticket URL: <https://core.trac.wordpress.org/ticket/37116#comment:3>
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