Rename the toType() overloads taking an out-parameter to appendToType(),
because that gives a better understanding of the usecase.
Found in 6.7 API review
Amends 8af346c1f6 and
1d9137e13f.
Pick-to: 6.7
Change-Id: Ic1a462e9507123a59e6086bfb48b8b61ab79abb8
Reviewed-by: Juha Vuolle <juha.vuolle@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>