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diff --git a/ace/Unbounded_Queue.h b/ace/Unbounded_Queue.h
deleted file mode 100644
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--- a/ace/Unbounded_Queue.h
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@@ -1,189 +0,0 @@
-/* -*- C++ -*- */
-
-//=============================================================================
-/**
- *  @file Unbounded_Queue.h
- *
- *  $Id$
- *
- *  @author Doug Schmidt
- */
-//=============================================================================
-
-
-#ifndef ACE_UNBOUNDED_QUEUE_H
-#define ACE_UNBOUNDED_QUEUE_H
-#include "ace/pre.h"
-
-#include "ace/Node.h"
-
-#if !defined (ACE_LACKS_PRAGMA_ONCE)
-# pragma once
-#endif /* ACE_LACKS_PRAGMA_ONCE */
-
-// For size_t under Chorus
-#include "ace/OS_Memory.h"
-
-class ACE_Allocator;
-
-template <class T>
-class ACE_Unbounded_Queue;
-
-/**
- * @class ACE_Unbounded_Queue_Iterator
- *
- * @brief Implement an iterator over an unbounded queue.
- */
-template <class T>
-class ACE_Unbounded_Queue_Iterator
-{
-public:
-  // = Initialization method.
-  ACE_Unbounded_Queue_Iterator (ACE_Unbounded_Queue<T> &q, int end = 0);
-
-  // = Iteration methods.
-
-  /// Pass back the <next_item> that hasn't been seen in the queue.
-  /// Returns 0 when all items have been seen, else 1.
-  int next (T *&next_item);
-
-  /// Move forward by one element in the set.  Returns 0 when all the
-  /// items in the queue have been seen, else 1.
-  int advance (void);
-
-  /// Move to the first element in the queue.  Returns 0 if the
-  /// queue is empty, else 1.
-  int first (void);
-
-  /// Returns 1 when all items have been seen, else 0.
-  int done (void) const;
-
-  /// Dump the state of an object.
-  void dump (void) const;
-
-  /// Declare the dynamic allocation hooks.
-  ACE_ALLOC_HOOK_DECLARE;
-
-private:
-  /// Pointer to the current node in the iteration.
-  ACE_Node<T> *current_;
-
-  /// Pointer to the queue we're iterating over.
-  ACE_Unbounded_Queue<T> &queue_;
-};
-
-/**
- * @class ACE_Unbounded_Queue
- *
- * @brief A Queue of "infinite" length.
- *
- * This implementation of an unbounded queue uses a circular
- * linked list with a dummy node.
- */
-template <class T>
-class ACE_Unbounded_Queue
-{
-public:
-  friend class ACE_Unbounded_Queue_Iterator<T>;
-
-  // Trait definition.
-  typedef ACE_Unbounded_Queue_Iterator<T> ITERATOR;
-
-  // = Initialization and termination methods.
-  /// construction.  Use user specified allocation strategy
-  /// if specified.
-  ACE_Unbounded_Queue (ACE_Allocator *alloc = 0);
-
-  /// Copy constructor.
-  ACE_Unbounded_Queue (const ACE_Unbounded_Queue<T> &);
-
-  /// Assignment operator.
-  void operator= (const ACE_Unbounded_Queue<T> &);
-
-  /// Destructor.
-  ~ACE_Unbounded_Queue (void);
-
-  // = Check boundary conditions.
-
-  /// Returns 1 if the container is empty, otherwise returns 0.
-  int is_empty (void) const;
-
-  /// Returns 1 if the container is full, otherwise returns 0.
-  int is_full (void) const;
-
-  // = Classic queue operations.
-
-  /// Adds <new_item> to the tail of the queue.  Returns 0 on success,
-  /// -1 on failure.
-  int enqueue_tail (const T &new_item);
-
-  /// Adds <new_item> to the head of the queue.  Returns 0 on success,
-  /// -1 on failure.
-  int enqueue_head (const T &new_item);
-
-  /// Removes and returns the first <item> on the queue.  Returns 0 on
-  /// success, -1 if the queue was empty.
-  int dequeue_head (T &item);
-
-  // = Additional utility methods.
-
-  /// Reset the <ACE_Unbounded_Queue> to be empty and release all its
-  /// dynamically allocated resources.
-  void reset (void);
-
-  /// Get the <slot>th element in the set.  Returns -1 if the element
-  /// isn't in the range {0..<size> - 1}, else 0.
-  int get (T *&item, size_t slot = 0) const;
-
-  /**
-   * Set the <slot>th element in the set.  Will pad out the set with
-   * empty nodes if <slot> is beyond the range {0..<size> - 1}.
-   * Returns -1 on failure, 0 if <slot> isn't initially in range, and
-   * 0 otherwise.
-   */
-  int set (const T &item, size_t slot);
-
-  /// The number of items in the queue.
-  size_t size (void) const;
-
-  /// Dump the state of an object.
-  void dump (void) const;
-
-  // = STL-styled unidirectional iterator factory.
-  ACE_Unbounded_Queue_Iterator<T> begin (void);
-  ACE_Unbounded_Queue_Iterator<T> end (void);
-
-  /// Declare the dynamic allocation hooks.
-  ACE_ALLOC_HOOK_DECLARE;
-
-protected:
-  /// Delete all the nodes in the queue.
-  void delete_nodes (void);
-
-  /// Copy nodes into this queue.
-  void copy_nodes (const ACE_Unbounded_Queue<T> &);
-
-  /// Pointer to the dummy node in the circular linked Queue.
-  ACE_Node<T> *head_;
-
-  /// Current size of the queue.
-  size_t cur_size_;
-
-  /// Allocation Strategy of the queue.
-  ACE_Allocator *allocator_;
-};
-
-#if defined (__ACE_INLINE__)
-#include "ace/Unbounded_Queue.inl"
-#endif /* __ACE_INLINE__ */
-
-#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
-#include "ace/Unbounded_Queue.cpp"
-#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
-
-#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
-#pragma implementation ("Unbounded_Queue.cpp")
-#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
-
-#include "ace/post.h"
-#endif /* ACE_UNBOUNDED_QUEUE_H */