Convert the array iterator protector to a PropertyCell.

src/builtins/mips/builtins-mips.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.
 
 #if V8_TARGET_ARCH_MIPS
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 2710 matching lines @@
 
   // Check that we have the original ArrayPrototype.
   __ lw(scratch, FieldMemOperand(spread_map, Map::kPrototypeOffset));
   __ lw(scratch2, ContextMemOperand(native_context,
                                     Context::INITIAL_ARRAY_PROTOTYPE_INDEX));
   __ Branch(&runtime_call, ne, scratch, Operand(scratch2));
 
   // Check that the ArrayPrototype hasn't been modified in a way that would
   // affect iteration.
   __ LoadRoot(scratch, Heap::kArrayIteratorProtectorRootIndex);
-  __ lw(scratch, FieldMemOperand(scratch, Cell::kValueOffset));
+  __ lw(scratch, FieldMemOperand(scratch, PropertyCell::kValueOffset));
   __ Branch(&runtime_call, ne, scratch,
             Operand(Smi::FromInt(Isolate::kProtectorValid)));
 
   // Check that the map of the initial array iterator hasn't changed.
   __ lw(scratch,
         ContextMemOperand(native_context,
                           Context::INITIAL_ARRAY_ITERATOR_PROTOTYPE_INDEX));
   __ lw(scratch, FieldMemOperand(scratch, HeapObject::kMapOffset));
   __ lw(scratch2,
         ContextMemOperand(native_context,
@@ skipping 453 matching lines @@
     __ break_(0xCC);
   }
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS