[proxies] fix access issue when having proxies on the prototype-chain of global objects.

src/objects.cc

 // Copyright 2013 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/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <sstream>
 
@@ skipping 1309 matching lines @@
       property_dictionary->SetEntry(entry, name, value, details);
     }
   }
 }
 
 
 Maybe<bool> Object::HasInPrototypeChain(Isolate* isolate, Handle<Object> object,
                                         Handle<Object> proto) {
   PrototypeIterator iter(isolate, object, PrototypeIterator::START_AT_RECEIVER);
   while (true) {
+    if (!iter.HasAccess()) return Just<bool>(false);
     if (!iter.AdvanceFollowingProxies()) return Nothing<bool>();
     if (iter.IsAtEnd()) return Just(false);
     if (iter.IsAtEnd(proto)) return Just(true);
   }
 }
 
 
 Map* Object::GetRootMap(Isolate* isolate) {
   DisallowHeapAllocation no_alloc;
   if (IsSmi()) {
@@ skipping 17972 matching lines @@
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 
 }  // namespace internal
 }  // namespace v8