Fix wxQT monolithic build on Linux

- Remove duplicate wxConsoleAppTraits::CreateEventLoop()
  It's already defined for Unix as well as Windows

- Remove wxEventLoop AddSourceForFD() "override"
  the base version is static and therefore clearly not meant to be overridden

include/wx/qt/evtloop.h

@@ -27,10 +27,6 @@ public:
 
     void ScheduleIdleCheck();
 
-#if wxUSE_EVENTLOOP_SOURCE
-    virtual wxEventLoopSource *AddSourceForFD(int fd, wxEventLoopSourceHandler *handler, int flags);
-#endif // wxUSE_EVENTLOOP_SOURCE
-
 private:
     QEventLoop *m_qtEventLoop;
     wxObjectDataPtr<wxQtIdleTimer> m_qtIdleTimer;

src/qt/apptraits.cpp

@@ -53,17 +53,3 @@ wxPortId wxGUIAppTraits::GetToolkitVersion(int *majVer,
 
     return wxPORT_QT;
 }
-
-//#############################################################################
-
-// this one fails to link under Windows; why is src/msw/basemsw.cpp picked up???
-#if wxUSE_CONSOLE_EVENTLOOP && !defined(__WINDOWS__)
-
-wxEventLoopBase *wxConsoleAppTraits::CreateEventLoop()
-{
-    return new wxEventLoop();
-}
-
-#endif
-
-//#############################################################################

src/qt/evtloop.cpp

@@ -264,16 +264,6 @@ wxEventLoopSourcesManagerBase* wxAppTraits::GetEventLoopSourcesManager()
 
 #endif
 
-wxEventLoopSource *wxQtEventLoopBase::AddSourceForFD(int fd, wxEventLoopSourceHandler *handler, int flags)
-{
-    wxGUIAppTraits *AppTraits = dynamic_cast<wxGUIAppTraits *>(wxApp::GetTraitsIfExists());
-
-    if ( AppTraits )
-        return AppTraits->GetEventLoopSourcesManager()->AddSourceForFD(fd, handler, flags);
-
-    return NULL;
-}
-
 #endif // wxUSE_EVENTLOOP_SOURCE
 
 //#############################################################################