further cleanups in less expected shutdown paths
further cleanups in less expected shutdown paths

Reviewed-by: hjk

pcacjr/qt-creator,malikcjm/qtcreator,yinyunqiao/qtcreator,bakaiadam/collaborative_qt_creator,KDE/android-qt-creator,colede/qtcreator,maui-packages/qt-creator,sandsmark/qtcreator-minimap,renatofilho/QtCreator,sandsmark/qtcreator-minimap,darksylinc/qt-creator,maui-packages/qt-creator,darksylinc/qt-creator,maui-packages/qt-creator,duythanhphan/qt-creator,maui-packages/qt-creator,KDAB/KDAB-Creator,AltarBeastiful/qt-creator,dmik/qt-creator-os2,colede/qtcreator,martyone/sailfish-qtcreator,enricoros/k-qt-creator-inspector,yinyunqiao/qtcreator,danimo/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,bakaiadam/collaborative_qt_creator,Distrotech/qtcreator,kuba1/qtcreator,martyone/sailfish-qtcreator,KDAB/KDAB-Creator,AltarBeastiful/qt-creator,maui-packages/qt-creator,kuba1/qtcreator,yinyunqiao/qtcreator,pcacjr/qt-creator,ostash/qt-creator-i18n-uk,pcacjr/qt-creator,sandsmark/qtcreator-minimap,renatofilho/QtCreator,danimo/qt-creator,hdweiss/qt-creator-visualizer,renatofilho/QtCreator,richardmg/qtcreator,colede/qtcreator,danimo/qt-creator,KDE/android-qt-creator,bakaiadam/collaborative_qt_creator,kuba1/qtcreator,kuba1/qtcreator,syntheticpp/qt-creator,KDE/android-qt-creator,jonnor/qt-creator,amyvmiwei/qt-creator,pcacjr/qt-creator,hdweiss/qt-creator-visualizer,hdweiss/qt-creator-visualizer,bakaiadam/collaborative_qt_creator,kuba1/qtcreator,martyone/sailfish-qtcreator,renatofilho/QtCreator,darksylinc/qt-creator,maui-packages/qt-creator,pcacjr/qt-creator,KDE/android-qt-creator,pcacjr/qt-creator,hdweiss/qt-creator-visualizer,dmik/qt-creator-os2,enricoros/k-qt-creator-inspector,Distrotech/qtcreator,darksylinc/qt-creator,syntheticpp/qt-creator,KDAB/KDAB-Creator,duythanhphan/qt-creator,farseerri/git_code,KDAB/KDAB-Creator,kuba1/qtcreator,syntheticpp/qt-creator,enricoros/k-qt-creator-inspector,azat/qtcreator,jonnor/qt-creator,farseerri/git_code,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,azat/qtcreator,KDE/android-qt-creator,KDE/android-qt-creator,syntheticpp/qt-creator,farseerri/git_code,martyone/sailfish-qtcreator,dmik/qt-creator-os2,malikcjm/qtcreator,amyvmiwei/qt-creator,azat/qtcreator,xianian/qt-creator,duythanhphan/qt-creator,renatofilho/QtCreator,amyvmiwei/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,malikcjm/qtcreator,richardmg/qtcreator,hdweiss/qt-creator-visualizer,KDE/android-qt-creator,danimo/qt-creator,Distrotech/qtcreator,richardmg/qtcreator,sandsmark/qtcreator-minimap,danimo/qt-creator,xianian/qt-creator,Distrotech/qtcreator,dmik/qt-creator-os2,amyvmiwei/qt-creator,farseerri/git_code,malikcjm/qtcreator,ostash/qt-creator-i18n-uk,danimo/qt-creator,enricoros/k-qt-creator-inspector,xianian/qt-creator,richardmg/qtcreator,azat/qtcreator,colede/qtcreator,Distrotech/qtcreator,malikcjm/qtcreator,AltarBeastiful/qt-creator,syntheticpp/qt-creator,omniacreator/qtcreator,AltarBeastiful/qt-creator,xianian/qt-creator,yinyunqiao/qtcreator,sandsmark/qtcreator-minimap,darksylinc/qt-creator,richardmg/qtcreator,yinyunqiao/qtcreator,yinyunqiao/qtcreator,amyvmiwei/qt-creator,kuba1/qtcreator,omniacreator/qtcreator,omniacreator/qtcreator,ostash/qt-creator-i18n-uk,azat/qtcreator,sandsmark/qtcreator-minimap,darksylinc/qt-creator,duythanhphan/qt-creator,danimo/qt-creator,duythanhphan/qt-creator,martyone/sailfish-qtcreator,azat/qtcreator,jonnor/qt-creator,renatofilho/QtCreator,duythanhphan/qt-creator,kuba1/qtcreator,enricoros/k-qt-creator-inspector,omniacreator/qtcreator,omniacreator/qtcreator,hdweiss/qt-creator-visualizer,KDAB/KDAB-Creator,duythanhphan/qt-creator,ostash/qt-creator-i18n-uk,xianian/qt-creator,enricoros/k-qt-creator-inspector,malikcjm/qtcreator,KDAB/KDAB-Creator,syntheticpp/qt-creator,ostash/qt-creator-i18n-uk,farseerri/git_code,Distrotech/qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,bakaiadam/collaborative_qt_creator,colede/qtcreator,jonnor/qt-creator,xianian/qt-creator,bakaiadam/collaborative_qt_creator,pcacjr/qt-creator,richardmg/qtcreator,ostash/qt-creator-i18n-uk,bakaiadam/collaborative_qt_creator,xianian/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,xianian/qt-creator,syntheticpp/qt-creator,AltarBeastiful/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,ostash/qt-creator-i18n-uk,colede/qtcreator,maui-packages/qt-creator,farseerri/git_code,amyvmiwei/qt-creator,jonnor/qt-creator,dmik/qt-creator-os2,dmik/qt-creator-os2,martyone/sailfish-qtcreator,darksylinc/qt-creator,jonnor/qt-creator,enricoros/k-qt-creator-inspector,yinyunqiao/qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,KDE/android-qt-creator,richardmg/qtcreator,dmik/qt-creator-os2,malikcjm/qtcreator,colede/qtcreator,omniacreator/qtcreator,farseerri/git_code,danimo/qt-creator,omniacreator/qtcreator