The function definition at the location of the documentation is not used
on Q_OS_DARWIN, so qdoc cannot tie the documentation to it, leaving
broken links and qdoc warnings when building the documentation on
macOS.
Fix this by explicitly specifying the function that's being documented.
Pick-to: 6.7
Change-Id: Icf2ad1eba9e9ec8cbeea3818b414f740fa31083f
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Safiyyah Moosa <safiyyah.moosa@qt.io>