Otherwise every single app will assert in ~QEvent when
QML_TRANSLATE_TOUCH_TO_MOUSE is enabled.

Change-Id: Ib0590a980cb00b913ec096bcdfba57fffaa19eb1
Reviewed-by: Shawn Rutledge <shawn.rutledge@nokia.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>