Fix warning about unknown toolchains.
Fix warning about unknown toolchains.

Change-Id: Ifd55ab4ea504d75996a350274dcaf62a1d08db04
Reviewed-by: Tobias Hunger <012f8d714267bccc9d4766fbeace9f175fcc70c4@digia.com>

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