Merge in from trunk r64802 - r68625

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/SOC2011_WEBVIEW@68626 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/msgdlg.h

@@ -40,6 +40,7 @@ private:
     virtual wxString GetDefaultNoLabel() const;
     virtual wxString GetDefaultOKLabel() const;
     virtual wxString GetDefaultCancelLabel() const;
+    virtual wxString GetDefaultHelpLabel() const;
 
     // create the real GTK+ dialog: this is done from ShowModal() to allow
     // changing the message between constructing the dialog and showing it

include/wx/gtk/textctrl.h

@@ -167,6 +167,8 @@ protected:
 
     virtual void DoSetValue(const wxString &value, int flags = 0);
 
+    virtual wxPoint DoPositionToCoords(long pos) const;
+
     // wrappers hiding the differences between functions doing the same thing
     // for GtkTextView and GtkEntry (all of them use current window style to
     // set the given characteristic)