Simplify passing of AccessorInfo to interceptors:

src/arguments.h

 // Copyright 2006-2008 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 57 matching lines @@
 
  private:
   int length_;
   Object** arguments_;
 };
 
 
 // Cursom arguments replicate a small segment of stack that can be
 // accessed through an Arguments object the same way the actual stack
 // can.
 class CustomArguments : public Relocatable {

[antonm, 2010/03/25 14:40:53]

do we still use CustomArguments?

  public:
   inline CustomArguments(Object* data,
                          JSObject* self,
                          JSObject* holder) {
-    values_[3] = self;
-    values_[2] = holder;
-    values_[1] = Smi::FromInt(0);
+    values_[2] = self;
+    values_[1] = holder;
     values_[0] = data;
   }
   void IterateInstance(ObjectVisitor* v);
-  Object** end() { return values_ + 3; }
+  Object** end() { return values_ + 2; }
  private:
-  Object* values_[4];
+  Object* values_[3];
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARGUMENTS_H_