Remove wxPGClipperWindow, use wxBORDER_NONE instead of wxNO_BORDER

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56055 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/propgrid.h

@@ -1178,16 +1178,9 @@ public:
                             const wxPGProperty* p2 ) const;
 
     /** Returns pointer to current active primary editor control (NULL if none).
-
-        If editor uses clipper window, pointer is returned to the actual
-        editor, not the clipper.
     */
     wxWindow* GetEditorControl() const;
 
-    /** Adjusts given position if topCtrlWnd is child of clipper window.
-    */
-    bool AdjustPosForClipperWindow( wxWindow* topCtrlWnd, int* x, int* y );
-
     wxWindow* GetPrimaryEditor() const
     {
         return GetEditorControl();