[Chromoting] Use HostExperimentSessionPlugin in host

remoting/host/client_session.cc

 // 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.
 
 #include "remoting/host/client_session.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 50 matching lines @@
       disable_input_filter_(&mouse_clamping_filter_),
       disable_clipboard_filter_(clipboard_echo_filter_.host_filter()),
       client_clipboard_factory_(clipboard_echo_filter_.client_filter()),
       max_duration_(max_duration),
       pairing_registry_(pairing_registry),
       // Note that |lossless_video_color_| defaults to true, but actually only
       // controls VP9 video stream color quality.
       lossless_video_color_(!base::CommandLine::ForCurrentProcess()->HasSwitch(
           kDisableI444SwitchName)),
       weak_factory_(this) {
+  connection_->session()->AddPlugin(&host_experiment_session_plugin_);
   connection_->SetEventHandler(this);
 
   // Create a manager for the configured extensions, if any.
   extension_manager_.reset(new HostExtensionSessionManager(extensions, this));
 
 #if defined(OS_WIN)
   // LocalInputMonitorWin filters out an echo of the injected input before it
   // reaches |remote_input_filter_|.
   remote_input_filter_.SetExpectLocalEcho(false);
 #endif  // defined(OS_WIN)
@@ skipping 153 matching lines @@
   if (max_duration_ > base::TimeDelta()) {
     max_duration_timer_.Start(
         FROM_HERE, max_duration_,
         base::Bind(&ClientSession::DisconnectSession, base::Unretained(this),
                    protocol::MAX_SESSION_LENGTH));
   }
 
   // Notify EventHandler.
   event_handler_->OnSessionAuthenticated(this);
 
+  DesktopEnvironmentOptions options = desktop_environment_options_;
+  options.ApplyHostSessionOptions(HostSessionOptions(
+      host_experiment_session_plugin_.configuration()));
   // Create the desktop environment. Drop the connection if it could not be
   // created for any reason (for instance the curtain could not initialize).
-  desktop_environment_ = desktop_environment_factory_->Create(
-      weak_factory_.GetWeakPtr(), desktop_environment_options_);
+  desktop_environment_ =
+      desktop_environment_factory_->Create(weak_factory_.GetWeakPtr(), options);
   if (!desktop_environment_) {
     DisconnectSession(protocol::HOST_CONFIGURATION_ERROR);
     return;
   }
 
   // Connect host stub.
   connection_->set_host_stub(this);
 
   // Collate the set of capabilities to offer the client, if it supports them.
   host_capabilities_ = desktop_environment_->GetCapabilities();
@@ skipping 204 matching lines @@
         connection_->client_stub()->SetVideoLayout(layout);
       } else {
         pending_video_layout_message_.reset(new protocol::VideoLayout(layout));
       }
       break;
     }
   }
 }
 
 }  // namespace remoting