extracted common initialization/cleanup functions in common/init.cpp; standardized wxEntry()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@21518 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mac/app.h

@@ -91,10 +91,9 @@ protected:
 public:
 
     // Implementation
-    static bool Initialize();
-    static void CleanUp();
+    virtual bool Initialize(int argc, wxChar **argv);
+    virtual void CleanUp();
     
-    void DeletePendingObjects();
     bool IsExiting() { return !m_keepGoing ; }
 #if TARGET_CARBON
     WXEVENTHANDLERREF    MacGetEventHandler() { return m_macEventHandler ; }