warning C4373: 'MockVideoSurface::supportedPixelFormats': virtual function overrides 'QAbstractVideoSurface::supportedPixelFormats', previous versions of the compiler did not override when parameters only differed by const/volatile qualifiers. Change-Id: I87701ce0a2db3d4a0ec0a98980ad231f352a2ab2 Reviewed-by: Michael Goddard <michael.goddard@nokia.com>