D27157: [KConfigLoader] Code cleanup

[Ahmad Samir]

ahmadsamir created this revision.
ahmadsamir added reviewers: Frameworks, apol, dfaure.
Herald added a project: Frameworks.
ahmadsamir requested review of this revision.

REVISION SUMMARY
  - Drop redundant args to startElement()/endEelement()
  - Use range-for
  - Drop ConfigLoaderHandler methods that weren't used anywhere AFAICS and ConfigLoaderHandler is private API

TEST PLAN
  make && ctest

REPOSITORY
  R237 KConfig

BRANCH
  l-configloader (branched from master)

REVISION DETAIL
  https://phabricator.kde.org/D27157

AFFECTED FILES
  src/gui/kconfigloader.cpp
  src/gui/kconfigloaderhandler_p.h

To: ahmadsamir, #frameworks, apol, dfaure
Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns
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