[Pidgin] #1947: purple_request_accept_cancel returns nothing on window close

[Pidgin]

#1947: purple_request_accept_cancel returns nothing on window close
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  Reporter:  wehlhard   |       Owner:                                    
      Type:  defect     |      Status:  closed                            
  Priority:  minor      |   Milestone:  2.1.0                             
 Component:  libpurple  |     Version:  2.0.2                             
Resolution:  fixed      |    Keywords:  request accept cancel window close
   Pending:  0          |  
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Comment (by datallah at pidgin.im):

 (In [4d22d26e21a84d8f6fbb484b3b01e88eff143ca3]) gtk_window_set_deletable()
 is GTK+ >= 2.10.0. References #1947. Also fix a bug where on Windows, the
 default title is always applied.

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Ticket URL: </ticket/1947#comment:2>
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