diff -r 000000000000 -r bde4ae8d615e os/textandloc/fontservices/textshaperplugin/IcuSource/layout/ExtensionSubtables.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/textandloc/fontservices/textshaperplugin/IcuSource/layout/ExtensionSubtables.cpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,39 @@
+/*
+ * %W% %E%
+ *
+ * (C) Copyright IBM Corp. 2002 - All Rights Reserved
+ *
+ */
+
+#include "LETypes.h"
+#include "OpenTypeTables.h"
+#include "GlyphSubstitutionTables.h"
+#include "LookupProcessor.h"
+#include "ExtensionSubtables.h"
+#include "GlyphIterator.h"
+#include "LESwaps.h"
+
+U_NAMESPACE_BEGIN
+
+
+// FIXME: should look at the format too... maybe have a sub-class for it?
+le_uint32 ExtensionSubtable::process(const LookupProcessor *lookupProcessor, le_uint16 lookupType,
+                                      GlyphIterator *glyphIterator, const LEFontInstance *fontInstance,
+                                      LEErrorCode& success) const
+{
+    if (LE_FAILURE(success)) {
+        return 0;
+    }
+    le_uint16 elt = SWAPW(extensionLookupType);
+
+    if (elt != lookupType) {
+        le_uint32 extOffset = SWAPL(extensionOffset);
+        LookupSubtable *subtable = (LookupSubtable *) ((char *) this + extOffset);
+
+        return lookupProcessor->applySubtable(subtable, elt, glyphIterator, fontInstance, success);
+    }
+
+    return 0;
+}
+
+U_NAMESPACE_END