cairo/surface.go
func (v *Surface) SetFallbackResolution(xPPI, yPPI float64) {
	C.cairo_surface_set_fallback_resolution(v.native(), C.double(xPPI),
		C.double(yPPI))
}
func (v *Surface) SetFallbackResolution(xPPI, yPPI float64) {
	C.cairo_surface_set_fallback_resolution(v.native(), C.double(xPPI),
		C.double(yPPI))
}
// SetFallbackResolution is a wrapper around
// cairo_surface_set_fallback_resolution().