Squashed commit of the following:

commit a61fce80c95ed97d9716648c2083c8581326e950
Author: Benoit Foucher <benoit@zeroc.com>
Date:   Thu Aug 30 15:33:54 2007 +0200

    Added optimization to not wakeup too often

commit d44134e724e43aeb1db8693a37a5b611f295948c
Author: Benoit Foucher <benoit@zeroc.com>
Date:   Thu Aug 30 11:34:22 2007 +0200

    Changed the connection monitor to use the timer.

commit 915f0669599a457f46974c3a108205d5c3c666ba
Author: Benoit Foucher <benoit@zeroc.com>
Date:   Wed Aug 29 16:18:59 2007 +0200

    Fixed IceGrid and casino demo to use IceUtil::Timer

1 files changed, 2 insertions, 4 deletions

diff --git a/cpp/src/IceGrid/RegistryI.h b/cpp/src/IceGrid/RegistryI.h
index 152944dc19c..9e77d63f59a 100644
--- a/cpp/src/IceGrid/RegistryI.h
+++ b/cpp/src/IceGrid/RegistryI.h
@@ -10,6 +10,7 @@
 #ifndef ICE_GRID_REGISTRYI_H
 #define ICE_GRID_REGISTRYI_H
 
+#include <IceUtil/Timer.h>
 #include <IceGrid/Registry.h>
 #include <IceGrid/Query.h>
 #include <IceGrid/Locator.h>
@@ -34,9 +35,6 @@ typedef IceUtil::Handle<TraceLevels> TraceLevelsPtr;
 class ReapThread;
 typedef IceUtil::Handle<ReapThread> ReapThreadPtr;    
 
-class WaitQueue;
-typedef IceUtil::Handle<WaitQueue> WaitQueuePtr;    
-
 class SessionServantLocatorI;
 typedef IceUtil::Handle<SessionServantLocatorI> SessionServantLocatorIPtr;    
 
@@ -105,7 +103,7 @@ private:
     bool _master;
     std::string _replicaName;
     ReapThreadPtr _reaper;
-    WaitQueuePtr _waitQueue;
+    IceUtil::TimerPtr _timer;
     SessionServantLocatorIPtr _sessionServantLocator;
     int _sessionTimeout;
     ReplicaSessionManager _session;