Wrap JSON and generator implementation in functions.

src/json-stringifier.h

 // Copyright 2012 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_JSON_STRINGIFIER_H_
 #define V8_JSON_STRINGIFIER_H_
 
 #include "src/v8.h"
 
 #include "src/conversions.h"
@@ skipping 343 matching lines @@
   return SerializeGeneric(object, key, comma, deferred_string_key);
 }
 
 
 BasicJsonStringifier::Result BasicJsonStringifier::SerializeGeneric(
     Handle<Object> object,
     Handle<Object> key,
     bool deferred_comma,
     bool deferred_key) {
   Handle<JSObject> builtins(isolate_->native_context()->builtins(), isolate_);
-  Handle<JSFunction> builtin = Handle<JSFunction>::cast(Object::GetProperty(
-      isolate_, builtins, "JSONSerializeAdapter").ToHandleChecked());
+  Handle<JSFunction> builtin = Handle<JSFunction>::cast(
+      Object::GetProperty(isolate_, builtins, "$jsonSerializeAdapter")
+          .ToHandleChecked());
 
   Handle<Object> argv[] = { key, object };
   Handle<Object> result;
   ASSIGN_RETURN_ON_EXCEPTION_VALUE(
       isolate_, result,
       Execution::Call(isolate_, builtin, object, 2, argv),
       EXCEPTION);
   if (result->IsUndefined()) return UNCHANGED;
   if (deferred_key) {
     if (key->IsSmi()) key = factory()->NumberToString(key);
@@ skipping 300 matching lines @@
       SerializeString_<uint8_t, uc16>(object);
     } else {
       SerializeString_<uc16, uc16>(object);
     }
   }
 }
 
 } }  // namespace v8::internal
 
 #endif  // V8_JSON_STRINGIFIER_H_