[Pidgin] #1907: Pidgin crashes while setting empty password for Google Talk account

[Pidgin]

#1907: Pidgin crashes while setting empty password for Google Talk account
-----------------------+----------------------------------------------------
 Reporter:  mshkutkov  |       Owner:       
     Type:  defect     |      Status:  new  
 Priority:  minor      |   Milestone:  2.1.0
Component:  libpurple  |     Version:  2.0.2
 Keywords:             |     Pending:  0    
-----------------------+----------------------------------------------------
 Crash reproduces everytime. Try to change password for Google Talk
 account, left all fields empty and press OK button. The tail of log is:

 {{{
 (14:18:54) util: Writing file prefs.xml to directory C:\Documents and
 Settings\MiSh\Application Data\.purple
 (14:18:57) gtkappbar: wnd_poschanging
 (14:19:03) gtkappbar: wnd_poschanging
 (14:19:04) msn: C: NS 000: PNG
 (14:19:04) msn: S: NS 000: QNG 41
 (14:19:11) util: Writing file blist.xml to directory C:\Documents and
 Settings\MiSh\Application Data\.purple
 (14:19:18) jabber: Recv (ssl)(263): <presence
 from="shkutkov at gmail.com/gmail.620E1FAE"
 to="shkutkov at gmail.com"><priority>24</priority><caps:c
 node="http://mail.google.com/xmpp/client/caps" ver="1.1"
 xmlns:caps="http://jabber.org/protocol/caps"/><x xmlns="vcard-
 temp:x:update"><photo/></x></presence>
 (14:19:18) jabber: Got presence for unknown buddy shkutkov at gmail.com on
 account shkutkov at gmail.com/Home (da89b0)(14:19:18) jabber: Recv (ssl)(1):
 (14:19:18) jabber: Recv (ssl)(272): <presence
 from="shkutkov at gmail.com/gmail.620E1FAE"
 to="shkutkov at gmail.com"><priority>24</priority><caps:c
 node="http://mail.google.com/xmpp/client/caps" ver="1.1"
 xmlns:caps="http://jabber.org/protocol/caps"/><status/><x xmlns="vcard-
 temp:x:update"><photo/></x></presence>
 (14:19:18) jabber: Got presence for unknown buddy shkutkov at gmail.com on
 account shkutkov at gmail.com/Home (da89b0)(14:19:23) gtkappbar:
 wnd_poschanging
 (14:19:24) gtkappbar: wnd_poschanging
 (14:19:24) gtkappbar: wnd_poschanging
 (14:19:25) gtkappbar: wnd_poschanging
 (14:19:26) gtkappbar: wnd_poschanging
 (14:19:27) gtkappbar: wnd_poschanging
 }}}

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Ticket URL: <http://developer.pidgin.im/ticket/1907>
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