[Pidgin] #519: Allow a filtering function in the buddy autocompletion

[Pidgin]

#519: Allow a filtering function in the buddy autocompletion
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  Reporter:  lmfe          |       Owner:       
      Type:  patch         |      Status:  new  
  Priority:  minor         |   Milestone:  2.1.0
 Component:  pidgin (gtk)  |     Version:  2.0  
Resolution:                |    Keywords:       
   Pending:  0             |  
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Comment (by seanegan):

 This patch breaks API compatibility. Could you rename the function that
 takes the filter by appending "_with_filter" to its name, and then add
 another function with the old name that just calls the new function with
 the default filter? I'd be glad to commit that.

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Ticket URL: <http://developer.pidgin.im/ticket/519#comment:8>
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