Remove OS(WINCE) as blink and chromium does not support WinCe.

Source/wtf/StackBounds.h

 /*
  * Copyright (C) 2010, 2013 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 76 matching lines @@
     }
 
     void* recursionLimit(size_t minAvailableDelta = s_defaultAvailabilityDelta) const
     {
         checkConsistency();
         if (isGrowingDownward())
             return static_cast<char*>(m_bound) + minAvailableDelta;
         return static_cast<char*>(m_bound) - minAvailableDelta;
     }
 
     bool isGrowingDownward() const

[jamesr, 2013/04/20 01:37:01]

this function could also be simplified (to nothing)

     {
         ASSERT(m_origin && m_bound);
-#if OS(WINCE)
-        return m_origin > m_bound;
-#else
         return true;
-#endif
     }
 
     void checkConsistency() const
     {
 #if !ASSERT_DISABLED
         void* currentPosition = &currentPosition;
         ASSERT(m_origin != m_bound);
         ASSERT(isGrowingDownward()
             ? (currentPosition < m_origin && currentPosition > m_bound)
             : (currentPosition > m_origin && currentPosition < m_bound));
 #endif
     }
 
     void* m_origin;
     void* m_bound;
 
     friend class StackStats;
 };
 
 } // namespace WTF
 
 using WTF::StackBounds;
 
 #endif