Move ConnectionToClient::EventHandler from ChromotingHost to ClientSession

remoting/protocol/connection_to_client.h

Index: remoting/protocol/connection_to_client.h
diff --git a/remoting/protocol/connection_to_client.h b/remoting/protocol/connection_to_client.h
index fc892d0cff15d053393c2cc009a426f5ca682cc8..f578a7a26048c6045b5cee465354fcecd5cd83b4 100644
--- a/remoting/protocol/connection_to_client.h
+++ b/remoting/protocol/connection_to_client.h
@@ -57,10 +57,9 @@ class ConnectionToClient :
   // that this object runs on. A viewer object receives events and messages from
   // a libjingle channel, these events are delegated to |handler|.
   // It is guaranteed that |handler| is called only on the |message_loop|.
-  ConnectionToClient(base::MessageLoopProxy* message_loop,
-                     EventHandler* handler);
+  ConnectionToClient(base::MessageLoopProxy* message_loop, Session* session);
 
-  virtual void Init(Session* session);
+  void SetEventHandler(EventHandler* event_handler);
 
   // Returns the connection in use.
   virtual Session* session();