D24693: Bail out early when setPluginLoaded would result in no change

[Kai Uwe Broulik]

broulik created this revision.
broulik added reviewers: Plasma, fvogt.
Herald added a project: Plasma.
Herald added a subscriber: plasma-devel.
broulik requested review of this revision.

REVISION SUMMARY
  Otherwise complains that the plugin refused to load because we didn't even try in the if statement below.

TEST PLAN
  5.17
  
  - Changed some extension settings, plugins still load and unload fine, but doesn't complain about most of them refusing to load now

REPOSITORY
  R856 Plasma Browser Integration

REVISION DETAIL
  https://phabricator.kde.org/D24693

AFFECTED FILES
  host/pluginmanager.cpp

To: broulik, #plasma, fvogt
Cc: plasma-devel, crossi, 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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