Remove TLS access for current Zone.

src/list-inl.h

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 129 matching lines @@
 void List<T, P>::Allocate(int length, P allocator) {
   DeleteData(data_);
   Initialize(length, allocator);
   length_ = length;
 }
 
 
 template<typename T, class P>
 void List<T, P>::Clear() {
   DeleteData(data_);
-  Initialize(0);
+  // We don't call Initialize(0) since that requires passing a Zone,
+  // which we don't really need.
+  data_ = NULL;
+  capacity_ = 0;
+  length_ = 0;
 }
 
 
 template<typename T, class P>
 void List<T, P>::Rewind(int pos) {
   length_ = pos;
 }
 
 
 template<typename T, class P>
@@ skipping 91 matching lines @@
 
 template <typename T>
 int SortedListBSearch(const List<T>& list, T elem) {
   return SortedListBSearch<T, ElementCmp<T> > (list, ElementCmp<T>(elem));
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_LIST_INL_H_