[interpreter] Print name together with bytecode handler.

src/interpreter/interpreter.h

 // Copyright 2015 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_INTERPRETER_H_
 #define V8_INTERPRETER_INTERPRETER_H_
 
 // Clients of this interface shouldn't depend on lots of interpreter internals.
 // Do not include anything from src/interpreter other than
 // src/interpreter/bytecodes.h here!
@@ skipping 27 matching lines @@
 
   // Generate bytecode for |info|.
   static bool MakeBytecode(CompilationInfo* info);
 
   // Return bytecode handler for |bytecode|.
   Code* GetBytecodeHandler(Bytecode bytecode);
 
   // GC support.
   void IterateDispatchTable(ObjectVisitor* v);
 
-  void TraceCodegen(Handle<Code> code, const char* name);
+  // Disassembler support (only useful with ENABLE_DISASSEMBLER defined).
+  void TraceCodegen(Handle<Code> code);
+  const char* LookupNameOfBytecodeHandler(Code* code);
 
   Address dispatch_table_address() {
     return reinterpret_cast<Address>(&dispatch_table_[0]);
   }
 
  private:
 // Bytecode handler generator functions.
 #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \
   void Do##Name(InterpreterAssembler* assembler);
   BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR)
@@ skipping 77 matching lines @@
   Code* dispatch_table_[kDispatchTableSize];
 
   DISALLOW_COPY_AND_ASSIGN(Interpreter);
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_INTERPRETER_H_