rename maximize param

[phedoreanu]

[ 72%] Building CXX object vncviewer/CMakeFiles/vncviewer.dir/DesktopWindow.cxx.o /Users/fedo/repos/tigervnc/vncviewer/DesktopWindow.cxx:177:7: error: reference to non-static member function must be called; did you mean to call it with no arguments?
177 | if (maximize) {
| ^~~~~~~~
| ()
/Users/fedo/repos/tigervnc/vncviewer/DesktopWindow.cxx:177:7: error: value of type 'void' is not contextually convertible to 'bool'
177 | if (maximize) {
| ^~~~~~~~
2 errors generated.
make[2]: *** [vncviewer/CMakeFiles/vncviewer.dir/DesktopWindow.cxx.o] Error 1
make[1]: *** [vncviewer/CMakeFiles/vncviewer.dir/all] Error 2
make: *** [all] Error 2

[CendioOssman]

This might be a feature at the moment, as it hinders people from building with the incompatible FLTK 1.4. :)

That said, rather than have a convoluted name, we can just refer to it with a global scope: ::maximize

[phedoreanu]

Thanks! (I'm not a c++ dev 🙄 )