Debugger: Do not warn when nothing is selected
Debugger: Do not warn when nothing is selected

That is the case when the debugger options page was never opened.

Change-Id: If3cb37810ec51d300dca157b2c0c23c6a6e79b49
Reviewed-by: Tobias Hunger <012f8d714267bccc9d4766fbeace9f175fcc70c4@digia.com>

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