Remove runtime zone.

src/list.h

 // Copyright 2011 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.
 
 #ifndef V8_LIST_H_
 #define V8_LIST_H_
 
 #include <algorithm>
 
 #include "src/checks.h"
@@ skipping 111 matching lines @@
   bool RemoveElement(const T& elm);
 
   // Removes the last element without deleting it even if T is a
   // pointer type. Returns the removed element.
   INLINE(T RemoveLast()) { return Remove(length_ - 1); }
 
   // Deletes current list contents and allocates space for 'length' elements.
   INLINE(void Allocate(int length,
                        AllocationPolicy allocator = AllocationPolicy()));
 
-  // Clears the list by setting the length to zero. Even if T is a
+  // Clears the list by freeing the storage memory. If you want to keep the
+  // memory, use Rewind(0) instead. Be aware, that even if T is a
   // pointer type, clearing the list doesn't delete the entries.
   INLINE(void Clear());
 
   // Drops all but the first 'pos' elements from the list.
   INLINE(void Rewind(int pos));
 
   // Drop the last 'count' elements from the list.
   INLINE(void RewindBy(int count)) { Rewind(length_ - count); }
 
   // Swaps the contents of the two lists.
@@ skipping 82 matching lines @@
 int SortedListBSearch(const List<T>& list, P cmp);
 template <typename T>
 int SortedListBSearch(const List<T>& list, T elem);
 
 
 }  // namespace internal
 }  // namespace v8
 
 
 #endif  // V8_LIST_H_