--- a/jdk/src/share/native/sun/font/layout/GlyphPosnLookupProc.cpp	Wed Oct 16 18:19:11 2013 -0700
+++ b/jdk/src/share/native/sun/font/layout/GlyphPosnLookupProc.cpp	Thu Oct 17 09:23:49 2013 -0700
@@ -95,6 +95,8 @@
 
     le_uint32 delta = 0;
 
+    //_LETRACE("attempting lookupType #%d", lookupType);
+
     switch(lookupType)
     {
     case 0:
@@ -152,21 +154,21 @@
     {
         LEReferenceTo<ContextualPositioningSubtable> subtable(lookupSubtable, success);
 
-        delta = subtable->process(this, glyphIterator, fontInstance, success);
+        delta = subtable->process(subtable, this , glyphIterator, fontInstance, success);
         break;
     }
 
     case gpstChainedContext:
     {
-        LEReferenceTo<ChainingContextualPositioningSubtable> subtable(lookupSubtable, success);
+        const LEReferenceTo<ChainingContextualPositioningSubtable> subtable(lookupSubtable, success);
 
-        delta = subtable->process(this, glyphIterator, fontInstance, success);
+        delta = subtable->process(subtable, this, glyphIterator, fontInstance, success);
         break;
     }
 
     case gpstExtension:
     {
-        LEReferenceTo<ExtensionSubtable> subtable(lookupSubtable, success);
+        const LEReferenceTo<ExtensionSubtable> subtable(lookupSubtable, success);
 
         delta = subtable->process(subtable, this, lookupType, glyphIterator, fontInstance, success);
         break;
@@ -176,6 +178,12 @@
         break;
     }
 
+#if LE_TRACE
+    if(delta != 0) {
+      _LETRACE("GlyphPositioningLookupProcessor applied #%d -> delta %d @ %d", lookupType, delta, glyphIterator->getCurrStreamPosition());
+    }
+#endif
+
     return delta;
 }