D24964: [applets/weather] Port from KIconLoader to QIcon

[Ismael Asensio]

iasensio created this revision.
iasensio added a reviewer: Plasma.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
iasensio requested review of this revision.

REVISION SUMMARY
  `KIconLoader` was used only to check if the `iconName` is valid.
  This patch uses `QIcon::hasThemeIcon()` instead.
  It might help T11637 <https://phabricator.kde.org/T11637> a little.

TEST PLAN
  No behavior changes

REPOSITORY
  R114 Plasma Addons

BRANCH
  weather_qicon

REVISION DETAIL
  https://phabricator.kde.org/D24964

AFFECTED FILES
  applets/weather/plugin/util.cpp

To: iasensio, #plasma
Cc: plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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