Fix building on Windows.
Fix building on Windows.

Do not export static member functions.

Change-Id: I3c83fa6a97046268e02758e8510b6d56e5deead9
Reviewed-by: Alex <3f9b327efd0f2b2e684d51660e829d1496ae5581@nokia.com>

amccarthy/qtlocation,amccarthy/qtlocation,kobolabs/qtlocation,amccarthy/qtlocation,kobolabs/qtlocation,kobolabs/qtlocation