Support symbol-named properties in API

src/objects-printer.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/disassembler.h"
 #include "src/disasm.h"
 #include "src/jsregexp.h"
 #include "src/objects-visiting.h"
@@ skipping 1022 matching lines @@
   PrintF(out, "\n - setter: ");
   setter()->ShortPrint(out);
   PrintF(out, "\n - query: ");
   query()->ShortPrint(out);
   PrintF(out, "\n - deleter: ");
   deleter()->ShortPrint(out);
   PrintF(out, "\n - enumerator: ");
   enumerator()->ShortPrint(out);
   PrintF(out, "\n - data: ");
   data()->ShortPrint(out);
+  PrintF(out, "\n - can_intercept_symbols: %s",
+         can_intercept_symbols() ? "true" : "false");
 }
 
 
 void CallHandlerInfo::CallHandlerInfoPrint(FILE* out) {
   HeapObject::PrintHeader(out, "CallHandlerInfo");
   PrintF(out, "\n - callback: ");
   callback()->ShortPrint(out);
   PrintF(out, "\n - data: ");
   data()->ShortPrint(out);
   PrintF(out, "\n - call_stub_cache: ");
@@ skipping 204 matching lines @@
     }
   }
   PrintF(out, "\n");
 }
 
 
 #endif  // OBJECT_PRINT
 
 
 } }  // namespace v8::internal