Make some cleanup.

My thank goes to Az@zel for the code analysis.

--HG--
branch : trunk

src/server/game/Battlegrounds/Battleground.cpp

@@ -188,7 +188,6 @@ Battleground::Battleground()
     m_TeamScores[BG_TEAM_HORDE]         = 0;
 
     m_PrematureCountDown = false;
-    m_PrematureCountDown = 0;
 
     m_HonorMode = BG_NORMAL;