Fixed argument completion for destructors.
Fixed argument completion for destructors.

Task-number: QTCREATORBUG-2854

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