D12919: [Plotter] Don't render if m_node is null

[David Edmundson]

davidedmundson accepted this revision.
davidedmundson added a comment.


  I think it makes sense in the following situation:
  
  a remove window event is queued 
  a render event is queued
  
  we'll have set node to null, and called disconnect, but we'll still be processing pending events.
  
  Ship it

REPOSITORY
  R296 KDeclarative

REVISION DETAIL
  https://phabricator.kde.org/D12919

To: broulik, #plasma, bshah, davidedmundson
Cc: davidedmundson, bshah, kde-frameworks-devel, michaelh, ngraham, bruns
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