FancyMainWindow: Don't relay enter events as leave events
FancyMainWindow: Don't relay enter events as leave events

Change-Id: Ia92929d69d8d25b926be3061dbe3ee5dc95ff44a
(cherry picked from commit f6fea87a4d2ddb3bf70b702a1c140e336beaddbb)
Reviewed-by: Ulf Hermann <e18762205ac3385fdfec64f687142c888dc97458@digia.com>
Reviewed-by: Eike Ziller <c142da16c73a95a82d35191bcc55b22835617128@digia.com>

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