PushAndAdd() usages refactored.

src/hydrogen.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 1291 matching lines @@
                                      Maybe<int> fixed_right_arg,
                                      bool binop_stub = false);
 
   HLoadNamedField* AddLoadFixedArrayLength(HValue *object);
 
   HValue* AddLoadJSBuiltin(Builtins::JavaScript builtin);
 
   HValue* EnforceNumberType(HValue* number, Handle<Type> expected);
   HValue* TruncateToNumber(HValue* value, Handle<Type>* expected);
 
-  void PushAndAdd(HInstruction* instr);
-
   void FinishExitWithHardDeoptimization(const char* reason,
                                         HBasicBlock* continuation);
 
   void AddIncrementCounter(StatsCounter* counter);
 
   class IfBuilder V8_FINAL {
    public:
     explicit IfBuilder(HGraphBuilder* builder);
     IfBuilder(HGraphBuilder* builder,
               HIfContinuation* continuation);
@@ skipping 1161 matching lines @@
   }
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_