A64: Make the Decoder a template

src/a64/debugger-a64.h

 // Copyright 2013 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 23 matching lines @@
 #include "utils.h"
 #include "a64/constants-a64.h"
 #include "a64/simulator-a64.h"
 
 namespace v8 {
 namespace internal {
 
 
 class Debugger : public Simulator {
  public:
-  Debugger(Decoder* decoder, FILE* stream = stderr)
+  Debugger(Decoder<DispatchingDecoderVisitor>* decoder, FILE* stream = stderr)
     : Simulator(decoder, NULL, stream) {}
 
   // Functions overloading.
   void VisitException(Instruction* instr);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // USE_SIMULATOR
 
 #endif  // V8_A64_DEBUGGER_A64_H_