To fully support hydrogen code stubs which accept a variable number of arguments,

src/ia32/lithium-codegen-ia32.h

Index: src/ia32/lithium-codegen-ia32.h
diff --git a/src/ia32/lithium-codegen-ia32.h b/src/ia32/lithium-codegen-ia32.h
index ab6779abb3bc09000a99ec7a5bcb14daa07326be..3a38e321dee5faa9df44d07c9d47ce2e5851067f 100644
--- a/src/ia32/lithium-codegen-ia32.h
+++ b/src/ia32/lithium-codegen-ia32.h
@@ -190,7 +190,6 @@ class LCodeGen BASE_EMBEDDED {
                        Register temporary2);
 
   int GetStackSlotCount() const { return chunk()->spill_slot_count(); }
-  int GetParameterCount() const { return info()->num_parameters(); }
 
   void Abort(const char* reason);
   void Comment(const char* format, ...);
@@ -365,6 +364,8 @@ class LCodeGen BASE_EMBEDDED {
   void DoStoreKeyedFixedDoubleArray(LStoreKeyed* instr);
   void DoStoreKeyedFixedArray(LStoreKeyed* instr);
 
+  void EmitReturn(LReturn* instr, bool dynamic_frame_alignment);
+
   // Emits code for pushing either a tagged constant, a (non-double)
   // register, or a stack slot operand.
   void EmitPushTaggedOperand(LOperand* operand);