QmlJS: Fix import path list growing over time.
QmlJS: Fix import path list growing over time.

Reviewed-by: Roberto Raggi

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