WelcomePage: Fix function parameters
WelcomePage: Fix function parameters

Change-Id: I2dc2891380e1dbe0326abd3965c74cc94baf948f
Reviewed-by: Daniel Molkentin <f783803728c8c54bb3b904348e09c96edb466bf9@nokia.com>
Reviewed-by: Thomas Hartmann <588ee739c05aab7547907becfd1420d2b7316069@nokia.com>

darksylinc/qt-creator,AltarBeastiful/qt-creator,farseerri/git_code,kuba1/qtcreator,xianian/qt-creator,jonnor/qt-creator,colede/qtcreator,omniacreator/qtcreator,martyone/sailfish-qtcreator,jonnor/qt-creator,maui-packages/qt-creator,kuba1/qtcreator,KDE/android-qt-creator,KDAB/KDAB-Creator,hdweiss/qt-creator-visualizer,maui-packages/qt-creator,AltarBeastiful/qt-creator,kuba1/qtcreator,syntheticpp/qt-creator,xianian/qt-creator,ostash/qt-creator-i18n-uk,amyvmiwei/qt-creator,syntheticpp/qt-creator,richardmg/qtcreator,omniacreator/qtcreator,jonnor/qt-creator,martyone/sailfish-qtcreator,azat/qtcreator,kuba1/qtcreator,malikcjm/qtcreator,richardmg/qtcreator,Distrotech/qtcreator,danimo/qt-creator,maui-packages/qt-creator,darksylinc/qt-creator,farseerri/git_code,malikcjm/qtcreator,hdweiss/qt-creator-visualizer,martyone/sailfish-qtcreator,colede/qtcreator,danimo/qt-creator,jonnor/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,maui-packages/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,kuba1/qtcreator,kuba1/qtcreator,kuba1/qtcreator,xianian/qt-creator,farseerri/git_code,danimo/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,duythanhphan/qt-creator,duythanhphan/qt-creator,KDE/android-qt-creator,syntheticpp/qt-creator,danimo/qt-creator,richardmg/qtcreator,ostash/qt-creator-i18n-uk,richardmg/qtcreator,danimo/qt-creator,AltarBeastiful/qt-creator,duythanhphan/qt-creator,martyone/sailfish-qtcreator,farseerri/git_code,AltarBeastiful/qt-creator,hdweiss/qt-creator-visualizer,xianian/qt-creator,duythanhphan/qt-creator,duythanhphan/qt-creator,ostash/qt-creator-i18n-uk,syntheticpp/qt-creator,martyone/sailfish-qtcreator,malikcjm/qtcreator,amyvmiwei/qt-creator,maui-packages/qt-creator,colede/qtcreator,farseerri/git_code,maui-packages/qt-creator,jonnor/qt-creator,KDE/android-qt-creator,AltarBeastiful/qt-creator,colede/qtcreator,KDAB/KDAB-Creator,colede/qtcreator,syntheticpp/qt-creator,omniacreator/qtcreator,KDAB/KDAB-Creator,hdweiss/qt-creator-visualizer,syntheticpp/qt-creator,xianian/qt-creator,azat/qtcreator,maui-packages/qt-creator,xianian/qt-creator,malikcjm/qtcreator,Distrotech/qtcreator,richardmg/qtcreator,azat/qtcreator,KDE/android-qt-creator,KDE/android-qt-creator,kuba1/qtcreator,xianian/qt-creator,omniacreator/qtcreator,xianian/qt-creator,hdweiss/qt-creator-visualizer,darksylinc/qt-creator,KDAB/KDAB-Creator,AltarBeastiful/qt-creator,KDE/android-qt-creator,KDAB/KDAB-Creator,richardmg/qtcreator,martyone/sailfish-qtcreator,xianian/qt-creator,darksylinc/qt-creator,KDAB/KDAB-Creator,martyone/sailfish-qtcreator,malikcjm/qtcreator,malikcjm/qtcreator,syntheticpp/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,malikcjm/qtcreator,Distrotech/qtcreator,ostash/qt-creator-i18n-uk,darksylinc/qt-creator,farseerri/git_code,colede/qtcreator,ostash/qt-creator-i18n-uk,amyvmiwei/qt-creator,KDE/android-qt-creator,ostash/qt-creator-i18n-uk,omniacreator/qtcreator,omniacreator/qtcreator,jonnor/qt-creator,Distrotech/qtcreator,azat/qtcreator,farseerri/git_code,amyvmiwei/qt-creator,azat/qtcreator,amyvmiwei/qt-creator,Distrotech/qtcreator,azat/qtcreator,Distrotech/qtcreator,amyvmiwei/qt-creator,duythanhphan/qt-creator,colede/qtcreator,farseerri/git_code,danimo/qt-creator,KDE/android-qt-creator,darksylinc/qt-creator,duythanhphan/qt-creator,ostash/qt-creator-i18n-uk,omniacreator/qtcreator,Distrotech/qtcreator,AltarBeastiful/qt-creator,richardmg/qtcreator,danimo/qt-creator,danimo/qt-creator,hdweiss/qt-creator-visualizer,martyone/sailfish-qtcreator