added wxSocketBase::GetTimeout() to match existing SetTimeout()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56933 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/socket.h

@@ -712,6 +712,13 @@ public:
     */
     bool GetPeer(wxSockAddress& addr) const;
 
+    /**
+        Return the socket timeout in seconds.
+
+        The timeout can be set using SetTimeout() and is 10 minutes by default.
+     */
+    long GetTimeout() const;
+
     /**
         Returns @true if the socket is connected.
     */