Template methods on Timer classes instead of the classes themselves.

remoting/host/cast_extension_session.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_HOST_CAST_EXTENSION_SESSION_H_
 #define REMOTING_HOST_CAST_EXTENSION_SESSION_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 194 matching lines @@
   // Interface to interact with ClientSession.
   ClientSessionControl* client_session_control_;
 
   // Interface through which messages can be sent to the client.
   protocol::ClientStub* client_stub_;
 
   // Used to track webrtc connection statistics.
   rtc::scoped_refptr<webrtc::StatsObserver> stats_observer_;
 
   // Used to repeatedly poll stats from the |peer_connection_|.
-  base::RepeatingTimer<CastExtensionSession> stats_polling_timer_;
+  base::RepeatingTimer stats_polling_timer_;
 
   // True if a PeerConnection offer from the client has been received. This
   // necessarily means that the host is not the caller in this attempted
   // peer connection.
   bool received_offer_;
 
   // True if the webrtc::ScreenCapturer has been grabbed through the
   // OnCreateVideoCapturer() callback.
   bool has_grabbed_capturer_;
 
   // PeerConnection signaling and worker threads created from
   // JingleThreadWrappers. Each is created by calling
   // jingle_glue::EnsureForCurrentMessageLoop() and thus deletes itself
   // automatically when the associated MessageLoop is destroyed.
   rtc::Thread* signaling_thread_wrapper_;
   rtc::Thread* worker_thread_wrapper_;
 
   // Worker thread that is wrapped to create |worker_thread_wrapper_|.
   base::Thread worker_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(CastExtensionSession);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CAST_EXTENSION_SESSION_H_