Designer: Remove use of deprecated Core::Id(QString)
Designer: Remove use of deprecated Core::Id(QString)

Change-Id: I3edd01064a560b9297ec424003972f131185803b
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@digia.com>

Distrotech/qtcreator,kuba1/qtcreator,xianian/qt-creator,xianian/qt-creator,maui-packages/qt-creator,colede/qtcreator,richardmg/qtcreator,farseerri/git_code,maui-packages/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,amyvmiwei/qt-creator,duythanhphan/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,richardmg/qtcreator,maui-packages/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,darksylinc/qt-creator,malikcjm/qtcreator,Distrotech/qtcreator,farseerri/git_code,duythanhphan/qt-creator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,malikcjm/qtcreator,malikcjm/qtcreator,darksylinc/qt-creator,xianian/qt-creator,xianian/qt-creator,AltarBeastiful/qt-creator,amyvmiwei/qt-creator,Distrotech/qtcreator,colede/qtcreator,colede/qtcreator,kuba1/qtcreator,colede/qtcreator,richardmg/qtcreator,danimo/qt-creator,danimo/qt-creator,kuba1/qtcreator,farseerri/git_code,AltarBeastiful/qt-creator,malikcjm/qtcreator,maui-packages/qt-creator,darksylinc/qt-creator,danimo/qt-creator,richardmg/qtcreator,kuba1/qtcreator,colede/qtcreator,colede/qtcreator,darksylinc/qt-creator,kuba1/qtcreator,maui-packages/qt-creator,duythanhphan/qt-creator,malikcjm/qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,AltarBeastiful/qt-creator,farseerri/git_code,martyone/sailfish-qtcreator,maui-packages/qt-creator,danimo/qt-creator,martyone/sailfish-qtcreator,darksylinc/qt-creator,duythanhphan/qt-creator,amyvmiwei/qt-creator,duythanhphan/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,richardmg/qtcreator,colede/qtcreator,darksylinc/qt-creator,xianian/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,omniacreator/qtcreator,farseerri/git_code,duythanhphan/qt-creator,malikcjm/qtcreator,richardmg/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,omniacreator/qtcreator,amyvmiwei/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,richardmg/qtcreator,kuba1/qtcreator,danimo/qt-creator,omniacreator/qtcreator,danimo/qt-creator,malikcjm/qtcreator,amyvmiwei/qt-creator,Distrotech/qtcreator,danimo/qt-creator,kuba1/qtcreator,farseerri/git_code,omniacreator/qtcreator,duythanhphan/qt-creator,omniacreator/qtcreator,farseerri/git_code,omniacreator/qtcreator,darksylinc/qt-creator,AltarBeastiful/qt-creator,omniacreator/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,xianian/qt-creator,amyvmiwei/qt-creator