Add UMA histograms for more detailed latency tracking on the CRD host.

remoting/host/client_session.h

 // Copyright (c) 2012 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_CLIENT_SESSION_H_
 #define REMOTING_HOST_CLIENT_SESSION_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 104 matching lines @@
 
   // protocol::ConnectionToClient::EventHandler interface.
   void OnConnectionAuthenticating(
       protocol::ConnectionToClient* connection) override;
   void OnConnectionAuthenticated(
       protocol::ConnectionToClient* connection) override;
   void OnConnectionChannelsConnected(
       protocol::ConnectionToClient* connection) override;
   void OnConnectionClosed(protocol::ConnectionToClient* connection,
                           protocol::ErrorCode error) override;
-  void OnEventTimestamp(protocol::ConnectionToClient* connection,
-                        int64 timestamp) override;
+  void OnInputEventReceived(protocol::ConnectionToClient* connection,
+                            int64_t timestamp) override;
   void OnRouteChange(protocol::ConnectionToClient* connection,
                      const std::string& channel_name,
                      const protocol::TransportRoute& route) override;
 
   // ClientSessionControl interface.
   const std::string& client_jid() const override;
   void DisconnectSession() override;
   void OnLocalMouseMoved(const webrtc::DesktopVector& position) override;
   void SetDisableInputs(bool disable_inputs) override;
   void ResetVideoPipeline() override;
@@ skipping 110 matching lines @@
   // Used to disable callbacks to |this| once DisconnectSession() has been
   // called.
   base::WeakPtrFactory<ClientSessionControl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientSession);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CLIENT_SESSION_H_