Do not use eternal handles when creating a start-up snapshot.

src/runtime/runtime-date.cc

 // Copyright 2014 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/arguments.h"
 #include "src/date.h"
 #include "src/dateparser-inl.h"
 #include "src/runtime/runtime-utils.h"
@@ skipping 134 matching lines @@
                  x <= DateCache::kMaxTimeBeforeUTCInMs);
   int64_t time = isolate->date_cache()->ToUTC(static_cast<int64_t>(x));
 
   return *isolate->factory()->NewNumber(static_cast<double>(time));
 }
 
 
 RUNTIME_FUNCTION(Runtime_DateCacheVersion) {
   HandleScope hs(isolate);
   DCHECK(args.length() == 0);
+  if (isolate->serializer_enabled()) return isolate->heap()->undefined_value();
   if (!isolate->eternal_handles()->Exists(EternalHandles::DATE_CACHE_VERSION)) {
     Handle<FixedArray> date_cache_version =
         isolate->factory()->NewFixedArray(1, TENURED);
     date_cache_version->set(0, Smi::FromInt(0));
     isolate->eternal_handles()->CreateSingleton(
         isolate, *date_cache_version, EternalHandles::DATE_CACHE_VERSION);
   }
   Handle<FixedArray> date_cache_version =
       Handle<FixedArray>::cast(isolate->eternal_handles()->GetSingleton(
           EternalHandles::DATE_CACHE_VERSION));
@@ skipping 15 matching lines @@
     THROW_NEW_ERROR_RETURN_FAILURE(
         isolate,
         NewTypeError("not_date_object", HandleVector<Object>(NULL, 0)));
   }
   JSDate* date = JSDate::cast(obj);
   if (index == 0) return date->value();
   return JSDate::GetField(date, Smi::FromInt(index));
 }
 }
 }  // namespace v8::internal