ES6: Implement WeakSet

tools/grokdump.py

 #!/usr/bin/env python
 #
 # Copyright 2012 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
@@ skipping 900 matching lines @@
   173: "JS_DATE_TYPE",
   174: "JS_OBJECT_TYPE",
   175: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
   176: "JS_MODULE_TYPE",
   177: "JS_GLOBAL_OBJECT_TYPE",
   178: "JS_BUILTINS_OBJECT_TYPE",
   179: "JS_GLOBAL_PROXY_TYPE",
   180: "JS_ARRAY_TYPE",
   171: "JS_PROXY_TYPE",
   183: "JS_WEAK_MAP_TYPE",
-  184: "JS_REGEXP_TYPE",
-  185: "JS_FUNCTION_TYPE",
+  184: "JS_WEAK_SET_TYPE",
+  185: "JS_REGEXP_TYPE",
+  186: "JS_FUNCTION_TYPE",
   170: "JS_FUNCTION_PROXY_TYPE",
   165: "DEBUG_INFO_TYPE",
   166: "BREAK_POINT_INFO_TYPE",
 }
 
 
 # List of known V8 maps. Used to determine the instance type and name
 # for maps that are part of the root-set and hence on the first page of
 # the map-space. Obtained by adding the code below to an IA32 release
 # build with enabled snapshots to the end of the Isolate::Init method.
@@ skipping 1298 matching lines @@
   options, args = parser.parse_args()
   if os.path.exists(options.objdump):
     disasm.OBJDUMP_BIN = options.objdump
     OBJDUMP_BIN = options.objdump
   else:
     print "Cannot find %s, falling back to default objdump" % options.objdump
   if len(args) != 1:
     parser.print_help()
     sys.exit(1)
   AnalyzeMinidump(options, args[0])