Allow the deoptimizer translation to track de-materialized objects.

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index ad89e505a3ac48b7cbb3437fde4f4a4d7191701f..1525cd02111e0fc2e3438ea8c82a2527dcf9be43 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -260,6 +260,7 @@ class HLoopInformation: public ZoneObject {
   HStackCheck* stack_check_;
 };
 
+
 class BoundsCheckTable;
 class HGraph: public ZoneObject {
  public:
@@ -874,6 +875,11 @@ class FunctionState {
   HEnterInlined* entry() { return entry_; }
   void set_entry(HEnterInlined* entry) { entry_ = entry; }
 
+  HArgumentsObject* arguments_object() { return arguments_object_; }
+  void set_arguments_object(HArgumentsObject* arguments_object) {
+    arguments_object_ = arguments_object;
+  }
+
   HArgumentsElements* arguments_elements() { return arguments_elements_; }
   void set_arguments_elements(HArgumentsElements* arguments_elements) {
     arguments_elements_ = arguments_elements;
@@ -907,6 +913,7 @@ class FunctionState {
   // entry.
   HEnterInlined* entry_;
 
+  HArgumentsObject* arguments_object_;
   HArgumentsElements* arguments_elements_;
 
   FunctionState* outer_;