[NaCl SDK] Cleanup examples.

native_client_sdk/src/examples/api/input_event/shared_queue.h

 // Copyright (c) 2012 The Chromium 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 SHARED_QUEUE_H
 #define SHARED_QUEUE_H
 
 #include <pthread.h>
 #include <cassert>
 #include <deque>
 
-namespace event_queue {
-
 // This file provides a queue that uses a mutex and condition variable so that
 // one thread can put pointers into the queue and another thread can pull items
 // out of the queue.
 
 // Specifies whether we want to wait for the queue.
 enum QueueWaitingFlag {
   kWait = 0,
   kDontWait
 };
 
@@ skipping 115 matching lines @@
  private:
   std::deque<T> the_queue_;
   bool quit_;
   pthread_mutex_t queue_mutex_;
   pthread_cond_t queue_condition_var_;
 
   // This is used by methods that already have the lock.
   bool is_empty_no_locking() const { return the_queue_.empty(); }
 };
 
-}  // end of unnamed namespace
-
 #endif  // SHARED_QUEUE_H