Updates to OS/2 to catch up with lib changes and for image processing.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15265 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/os2/slider.h

@@ -66,6 +66,9 @@ public:
          virtual int  GetValue(void) const ;
          virtual void SetValue(int);
 
+         virtual void DoGetSize( int* pnWidth
+                                ,int* pnHeight
+                               ) const;
                  void GetSize( int* pnX
                               ,int* pnY
                              ) const;

include/wx/os2/textctrl.h

@@ -118,7 +118,6 @@ public:
                               ,long lTo
                              );
     virtual void SetEditable(bool bEditable);
-    virtual void SetFocus(void);
     virtual void SetWindowStyleFlag(long lStyle);
 
     //

include/wx/os2/window.h

@@ -95,6 +95,7 @@ public:
     virtual bool     Show(bool bShow = TRUE);
     virtual bool     Enable(bool bEnable = TRUE);
     virtual void     SetFocus(void);
+    virtual void     SetFocusFromKbd(void);
     virtual bool     Reparent(wxWindow* pNewParent);
     virtual void     WarpPointer( int x
                                  ,int y