D28574: KRunner: Improve code snippet

[Alexander Lohnau]

alex created this revision.
alex added reviewers: Plasma, davidedmundson, broulik, ngraham.
Herald added a project: Frameworks.
Herald added a subscriber: kde-frameworks-devel.
alex requested review of this revision.

REVISION SUMMARY
  The code snippet now uses the Qt5 syntax for the signals and the formatting has been fixed.

TEST PLAN
  /

REPOSITORY
  R308 KRunner

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D28574

AFFECTED FILES
  src/abstractrunner.h

To: alex, #plasma, davidedmundson, broulik, ngraham
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns
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