pidgin/pidgin

Fix leak in previous commit.
release-2.x.y
2014-11-15, Elliott Sales de Andrade
14555e001a59
Fix leak in previous commit.

Refs #13727. Thanks TypoNAM on IRC.
For information on writing a plugin for Purple, Pidgin or Finch, go
http://developer.pidgin.im and click on API. From there, see the
HOWTOs in the "Related Pages" section.
You can also generate this documentation locally by installing
doxygen and graphviz dot, then running "make docs" in the
source tree. The documentation will be in the docs/html directory.