Revert "Hydrogenisation of binops"

src/ast.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1950 matching lines @@
   virtual int position() const V8_OVERRIDE { return pos_; }
 
   void RecordTypeFeedback(TypeFeedbackOracle* oracle, Zone* zone);
   virtual bool IsMonomorphic() V8_OVERRIDE { return is_monomorphic_; }
   virtual SmallMapList* GetReceiverTypes() V8_OVERRIDE {
     return &receiver_types_;
   }
   virtual KeyedAccessStoreMode GetStoreMode() V8_OVERRIDE {
     return store_mode_;
   }
-  Handle<Type> type() const { return type_; }
+  TypeInfo type() const { return type_; }
 
   BailoutId AssignmentId() const { return assignment_id_; }
 
   TypeFeedbackId CountBinOpFeedbackId() const { return count_id_; }
   TypeFeedbackId CountStoreFeedbackId() const { return reuse(id()); }
 
  protected:
   CountOperation(Isolate* isolate,
                  Token::Value op,
                  bool is_prefix,
                  Expression* expr,
                  int pos)
       : Expression(isolate),
         op_(op),
         is_prefix_(is_prefix),
         is_monomorphic_(false),
         store_mode_(STANDARD_STORE),
         expression_(expr),
         pos_(pos),
         assignment_id_(GetNextId(isolate)),
         count_id_(GetNextId(isolate)) {}
 
  private:
   Token::Value op_;
   bool is_prefix_ : 1;
   bool is_monomorphic_ : 1;
   KeyedAccessStoreMode store_mode_ : 5;  // Windows treats as signed,
                                          // must have extra bit.
-  Handle<Type> type_;
+  TypeInfo type_;
 
   Expression* expression_;
   int pos_;
   const BailoutId assignment_id_;
   const TypeFeedbackId count_id_;
   SmallMapList receiver_types_;
 };
 
 
 class CompareOperation V8_FINAL : public Expression {
@@ skipping 1241 matching lines @@
  private:
   Isolate* isolate_;
   Zone* zone_;
   Visitor visitor_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_