[Interpreter] Optimize BytecodeArrayBuilder and BytecodeArrayWriter.

src/interpreter/bytecode-peephole-optimizer.h

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INTERPRETER_BYTECODE_PEEPHOLE_OPTIMIZER_H_
 #define V8_INTERPRETER_BYTECODE_PEEPHOLE_OPTIMIZER_H_
 
 #include "src/interpreter/bytecode-peephole-table.h"
 #include "src/interpreter/bytecode-pipeline.h"
 
@@ skipping 10 matching lines @@
                                         public ZoneObject {
  public:
   explicit BytecodePeepholeOptimizer(BytecodePipelineStage* next_stage);
 
   // BytecodePipelineStage interface.
   void Write(BytecodeNode* node) override;
   void WriteJump(BytecodeNode* node, BytecodeLabel* label) override;
   void BindLabel(BytecodeLabel* label) override;
   void BindLabel(const BytecodeLabel& target, BytecodeLabel* label) override;
   Handle<BytecodeArray> ToBytecodeArray(
-      Isolate* isolate, int fixed_register_count, int parameter_count,
+      Isolate* isolate, int register_count, int parameter_count,
       Handle<FixedArray> handler_table) override;
 
  private:
 #define DECLARE_ACTION(Action)          \
   void Action(BytecodeNode* const node, \
               const PeepholeActionAndData* const action_data = nullptr);
   PEEPHOLE_ACTION_LIST(DECLARE_ACTION)
 #undef DECLARE_ACTION
 
   void ApplyPeepholeAction(BytecodeNode* const node);
@@ skipping 11 matching lines @@
   BytecodeNode last_;
 
   DISALLOW_COPY_AND_ASSIGN(BytecodePeepholeOptimizer);
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODE_PEEPHOLE_OPTIMIZER_H_