Convert the array iterator protector to a PropertyCell.

src/builtins/ppc/builtins-ppc.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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 2703 matching lines @@
   __ LoadP(scratch, FieldMemOperand(spread_map, Map::kPrototypeOffset));
   __ LoadP(scratch2, NativeContextMemOperand());
   __ LoadP(scratch2,
            ContextMemOperand(scratch2, Context::INITIAL_ARRAY_PROTOTYPE_INDEX));
   __ cmp(scratch, scratch2);
   __ bne(&runtime_call);
 
   // Check that the ArrayPrototype hasn't been modified in a way that would
   // affect iteration.
   __ LoadRoot(scratch, Heap::kArrayIteratorProtectorRootIndex);
-  __ LoadP(scratch, FieldMemOperand(scratch, Cell::kValueOffset));
+  __ LoadP(scratch, FieldMemOperand(scratch, PropertyCell::kValueOffset));
   __ CmpSmiLiteral(scratch, Smi::FromInt(Isolate::kProtectorValid), r0);
   __ bne(&runtime_call);
 
   // Check that the map of the initial array iterator hasn't changed.
   __ LoadP(scratch2, NativeContextMemOperand());
   __ LoadP(scratch,
            ContextMemOperand(scratch2,
                              Context::INITIAL_ARRAY_ITERATOR_PROTOTYPE_INDEX));
   __ LoadP(scratch, FieldMemOperand(scratch, HeapObject::kMapOffset));
   __ LoadP(scratch2,
@@ skipping 400 matching lines @@
     __ CallRuntime(Runtime::kThrowStackOverflow);
     __ bkpt(0);
   }
 }
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC