as GSocket) which is a base class with various wxSocketImplXXX implementations
provided by different wxSocketManagers.
Share more code between ports (still not finished).
Refactor some code inside wxSocketImpl itself to be less redundant and fixed a
couple of minor bugs in the process.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56994 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775