Semicolon fixes according to Vadim's note about being danger (OW,BCC,MinGW,DMC tested).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29821 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/dirctrlg.h

@@ -222,7 +222,7 @@ public:
 
     void Init();
 
-    ~wxDirFilterListCtrl() {};
+    ~wxDirFilterListCtrl() {}
 
     //// Operations
     void FillFilterList(const wxString& filter, int defaultFilter);

include/wx/generic/gridctrl.h

@@ -101,7 +101,7 @@ class WXDLLIMPEXP_ADV wxGridCellEnumEditor : public wxGridCellChoiceEditor
 {
 public:
     wxGridCellEnumEditor( const wxString& choices = wxEmptyString );
-    virtual ~wxGridCellEnumEditor() {};
+    virtual ~wxGridCellEnumEditor() {}
 
     virtual wxGridCellEditor*  Clone() const;
 

include/wx/generic/splash.h

@@ -44,7 +44,7 @@ class WXDLLIMPEXP_ADV wxSplashScreen: public wxFrame
 {
 public:
     // for RTTI macros only
-    wxSplashScreen() {};
+    wxSplashScreen() {}
     wxSplashScreen(const wxBitmap& bitmap, long splashStyle, int milliseconds,
                    wxWindow* parent, wxWindowID id,
                    const wxPoint& pos = wxDefaultPosition,