Handle Security Key requests from outside the remoted session correctly

remoting/host/security_key/security_key_auth_handler_win.cc

 // Copyright 2016 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.
 
 #include "remoting/host/security_key/security_key_auth_handler.h"
 
 #include <cstdint>
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 32 matching lines @@
 constexpr base::TimeDelta kSecurityKeyRequestTimeout =
     base::TimeDelta::FromSeconds(60);
 
 }  // namespace
 
 namespace remoting {
 
 // Creates an IPC server channel which services IPC clients that want to start
 // a security key forwarding session.  Once an IPC Client connects to the
 // server, the SecurityKeyAuthHandlerWin class will create a new
-// SecurityKeyIpcServer instance that will service that request.  The new
-// instance will exist for the lifetime of the security key request and will be
-// assigned a unique IPC channel name and connection id.  The channel name is
-// sent to the client which should disconnect the IPC server channel and
-// connect to the security key forwarding session IPC channel to send/receive
-// security key messages.  The IPC server channel will then be reset so it can
-// can service the next client/request.  This system allows multiple security
-// key forwarding sessions to occur concurrently.
+// SecurityKeyIpcServer instance to service the next request.  This system
+// allows multiple security key forwarding sessions to occur concurrently.
 // TODO(joedow): Update SecurityKeyAuthHandler impls to run on a separate IO
 // thread instead of the thread it was created on: crbug.com/591739
 class SecurityKeyAuthHandlerWin : public SecurityKeyAuthHandler {
  public:
   explicit SecurityKeyAuthHandlerWin(
       ClientSessionDetails* client_session_details);
   ~SecurityKeyAuthHandlerWin() override;
 
  private:
   typedef std::map<int, std::unique_ptr<SecurityKeyIpcServer>> ActiveChannels;
@@ skipping 145 matching lines @@
 SecurityKeyAuthHandlerWin::GetChannelForConnectionId(int connection_id) const {
   return active_channels_.find(connection_id);
 }
 
 void SecurityKeyAuthHandlerWin::OnChannelConnected() {
   // Create another server to accept the next connection.
   StartIpcServerChannel();
 }
 
 }  // namespace remoting