Review Request 126440: Fix some Clazy warnings in kinit.

[Andrey Cygankov]

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Review request for KDE Frameworks and Aleix Pol Gonzalez.


Repository: kinit


Description
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Fix some Clazy warnings in kinit:
- unneeded heap allocation with QString
- qEnvironmentVariableIsEmpty() non-usage
- isEmpty() non-usage


Diffs
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  src/kdeinit/kinit.cpp a18008a 
  src/klauncher/klauncher.h e155f72 
  src/klauncher/klauncher.cpp 8b3d343 
  src/klauncher/klauncher_main.cpp 432e19a 
  src/wrapper.cpp 95b7ec2 

Diff: https://git.reviewboard.kde.org/r/126440/diff/


Testing
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Compiling without errors.
Automated tests pass.


Thanks,

Andrey Cygankov

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