New class for Date objects: caches individual date components.

src/bootstrapper.cc

 // Copyright 2011 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 929 matching lines @@
                                             READ_ONLY));
 
     Handle<Map> string_map =
         Handle<Map>(global_context()->string_function()->initial_map());
     string_map->set_instance_descriptors(*string_descriptors);
   }
 
   {  // --- D a t e ---
     // Builtin functions for Date.prototype.
     Handle<JSFunction> date_fun =
-        InstallFunction(global, "Date", JS_VALUE_TYPE, JSValue::kSize,
+        InstallFunction(global, "Date", JS_DATE_TYPE, JSDate::kSize,
                         isolate->initial_object_prototype(),
                         Builtins::kIllegal, true);
 
     global_context()->set_date_function(*date_fun);
   }
 
 
   {  // -- R e g E x p
     // Builtin functions for RegExp.prototype.
     Handle<JSFunction> regexp_fun =
@@ skipping 1413 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   ASSERT(!IsActive());
 }
 
 } }  // namespace v8::internal