[Buildbot] #2872: No error is reported when suppressionFile does not exist

[Buildbot trac]

#2872: No error is reported when suppressionFile does not exist
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Reporter:  wentasah  |       Owner:
    Type:  defect    |      Status:  new
Priority:  minor     |   Milestone:  0.9.0
 Version:  0.8.9     |  Resolution:
Keywords:  simple    |
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Changes (by dustin):

 * keywords:   => simple
 * milestone:  undecided => 0.9.0


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Ticket URL: <http://trac.buildbot.net/ticket/2872#comment:1>
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