Simplify Hydrogen code stubs with variable argument count

src/deoptimizer.h

Index: src/deoptimizer.h
diff --git a/src/deoptimizer.h b/src/deoptimizer.h
index f5530a8f18f54381b3eea41d96c6a12abe5b4b06..52e4e244f7410dd891df18a4c0568c9bc935a820 100644
--- a/src/deoptimizer.h
+++ b/src/deoptimizer.h
@@ -333,15 +333,9 @@ class Deoptimizer : public Malloced {
                          int object_index,
                          int field_index);
 
-  enum DeoptimizerTranslatedValueType {
-    TRANSLATED_VALUE_IS_NATIVE,
-    TRANSLATED_VALUE_IS_TAGGED
-  };
-
   void DoTranslateCommand(TranslationIterator* iterator,
-      int frame_index,
-      unsigned output_offset,
-      DeoptimizerTranslatedValueType value_type = TRANSLATED_VALUE_IS_TAGGED);
+                          int frame_index,
+                          unsigned output_offset);
 
   unsigned ComputeInputFrameSize() const;
   unsigned ComputeFixedSize(JSFunction* function) const;