Mac: Fix up/down/remove button size in build settings again.
Mac: Fix up/down/remove button size in build settings again.

Somehow got lost in merges 2.1 --> 2.2

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