fixed previous revision: call wxControl's, not wxButton's DoGetBestSize

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29968 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/bmpbuttn.h

@@ -68,6 +68,7 @@ public:
 
 protected:
     virtual void OnSetBitmap();
+    virtual wxSize DoGetBestSize() const;
 
     void Init();
 

include/wx/gtk1/bmpbuttn.h

@@ -68,6 +68,7 @@ public:
 
 protected:
     virtual void OnSetBitmap();
+    virtual wxSize DoGetBestSize() const;
 
     void Init();
 

src/gtk/bmpbuttn.cpp

@@ -263,6 +263,11 @@ void wxBitmapButton::OnSetBitmap()
     }
 }
 
+wxSize wxBitmapButton::DoGetBestSize() const
+{
+    return wxControl::DoGetBestSize();
+}
+
 bool wxBitmapButton::Enable( bool enable )
 {
     if ( !wxWindow::Enable(enable) )

src/gtk1/bmpbuttn.cpp

@@ -263,6 +263,11 @@ void wxBitmapButton::OnSetBitmap()
     }
 }
 
+wxSize wxBitmapButton::DoGetBestSize() const
+{
+    return wxControl::DoGetBestSize();
+}
+
 bool wxBitmapButton::Enable( bool enable )
 {
     if ( !wxWindow::Enable(enable) )