Move public symbols to the root set.

src/runtime/runtime-scopes.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/accessors.h"
 #include "src/arguments.h"
 #include "src/frames-inl.h"
 #include "src/runtime/runtime-utils.h"
@@ skipping 988 matching lines @@
   // Try to convert the key to an index. If successful and within
   // index return the the argument from the frame.
   uint32_t index;
   if (raw_key->ToArrayIndex(&index) && index < n) {
     return frame->GetParameter(index);
   }
 
   HandleScope scope(isolate);
   if (raw_key->IsSymbol()) {
     Handle<Symbol> symbol = Handle<Symbol>::cast(raw_key);
-    if (symbol->Equals(isolate->native_context()->iterator_symbol())) {
+    if (Name::Equals(symbol, isolate->factory()->iterator_symbol())) {
       return isolate->native_context()->array_values_iterator();
     }
     // Lookup in the initial Object.prototype object.
     Handle<Object> result;
     ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
         isolate, result,
         Object::GetProperty(isolate->initial_object_prototype(),
                             Handle<Symbol>::cast(raw_key)));
     return *result;
   }
@@ skipping 49 matching lines @@
   return Smi::FromInt(frame->GetArgumentsLength());
 }
 
 
 RUNTIME_FUNCTION(RuntimeReference_Arguments) {
   SealHandleScope shs(isolate);
   return __RT_impl_Runtime_GetArgumentsProperty(args, isolate);
 }
 }
 }  // namespace v8::internal