forgot to add LoadFile

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@20096 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/html/htmlwin.cpp

@@ -345,6 +345,12 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
 }
 
 
+bool wxHtmlWindow::LoadFile(const wxFileName& filename)
+{
+    wxString url = wxFileSystem::FileNameToURL(filename);
+    return LoadPage(url);
+}
+
 
 bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor)
 {