Removed unused m_changedFlags member variable.

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2350 3789f03b-4d11-0410-bbf8-ca57d06f2519

unix/x0vncserver/PollingManager.cxx

   int numTiles = m_widthTiles * m_heightTiles;
   m_rateMatrix = new char[numTiles];
   m_videoFlags = new char[numTiles];
-  m_changedFlags = new char[numTiles];
   memset(m_rateMatrix, 0, numTiles);
   memset(m_videoFlags, 0, numTiles);
-  memset(m_changedFlags, 0, numTiles);
 }
 
 PollingManager::~PollingManager()
 {
-  delete[] m_changedFlags;
   delete[] m_videoFlags;
   delete[] m_rateMatrix;
 

unix/x0vncserver/PollingManager.h

 
   char *m_rateMatrix;
   char *m_videoFlags;
-  char *m_changedFlags;
 
   unsigned int m_pollingStep;
   static const int m_pollingOrder[];