D10273: Create proper SocketAddress

[Chinmoy Ranjan Pradhan]

chinmoyr added a dependent revision: D10409: In linux don't use abstract socket 
to share file descriptor.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D10273

To: chinmoyr, #frameworks
Cc: ossi, thiago, dfaure, michaelh, ngraham