Fix stylesheet hack to only be used with 4.6
Fix stylesheet hack to only be used with 4.6

Note: If you are compiling with 4.6 but running against 4.7 then this
will result in a slightly buggy line edit.
Reviewed-by: Friedemann Kleint <a5b10b69f8138684917b6497d164c14d2a2aa981@nokia.com>

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