Port to ARM and x64: Record the lazy deoptimization environmnent only at LLa...

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
===================================================================
--- src/x64/lithium-x64.h	(revision 6441)
+++ src/x64/lithium-x64.h	(working copy)
@@ -317,21 +317,10 @@
   void set_hydrogen_value(HValue* value) { hydrogen_value_ = value; }
   HValue* hydrogen_value() const { return hydrogen_value_; }
 
-  void set_deoptimization_environment(LEnvironment* env) {
-    deoptimization_environment_.set(env);
-  }
-  LEnvironment* deoptimization_environment() const {
-    return deoptimization_environment_.get();
-  }
-  bool HasDeoptimizationEnvironment() const {
-    return deoptimization_environment_.is_set();
-  }
-
  private:
   SetOncePointer<LEnvironment> environment_;
   SetOncePointer<LPointerMap> pointer_map_;
   HValue* hydrogen_value_;
-  SetOncePointer<LEnvironment> deoptimization_environment_;
 };