Adapt default window size to larger window borders.
Adapt default window size to larger window borders.

Also remove old compat settings reading code.

Change-Id: I460322e4ee5167f98ee2c2f258cee956c70e1612
Reviewed-by: Thomas Hartmann <588ee739c05aab7547907becfd1420d2b7316069@nokia.com>

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