D5983: Check error status after every PolKitAuthority usage

[Sergey Kalinichev]

skalinichev updated this revision to Diff 14908.

REPOSITORY
  R283 KAuth

CHANGES SINCE LAST UPDATE
  https://phabricator.kde.org/D5983?vs=14871&id=14908

REVISION DETAIL
  https://phabricator.kde.org/D5983

AFFECTED FILES
  src/backends/polkit-1/Polkit1Backend.cpp

To: skalinichev
Cc: aacid, #frameworks