Reconnect wxPropertyGridManager event handlers when wxPG id is changing.

Because some event handlers are bound to the particular id's they need to be reconnected when wxPG id is the subject of change.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@78259 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/manager.h

@@ -750,6 +750,8 @@ protected:
     virtual bool SetEditableStateItem( const wxString& name, wxVariant value ) wxOVERRIDE;
     virtual wxVariant GetEditableStateItem( const wxString& name ) const wxOVERRIDE;
 
+    // Reconnect propgrid event handlers.
+    void ReconnectEventHandlers(wxWindowID oldId, wxWindowID newId);
 private:
     DECLARE_EVENT_TABLE()
 };