pidgin/pidgin

De-privatize Facebook classes

19 months ago, Elliott Sales de Andrade
e9b96ef5ea38
De-privatize Facebook classes

Also fix their `dispose` methods, which should be safe to call twice.

Testing Done:
Compile only.

Reviewed at https://reviews.imfreedom.org/r/1822/
syntax: glob
.*.swp
.DS_Store
.flatpak-builder
*.pyc
*~
\#*\#
syntax: regexp
^build(.+)?\/
win32-install-dir(\.release)?
po\/pidgin\.pot$
^subprojects\/.+\/