Made DesktopEnvironment responsible for creation of the disconnect window.

remoting/host/plugin/host_script_object.cc

Index: remoting/host/plugin/host_script_object.cc
diff --git a/remoting/host/plugin/host_script_object.cc b/remoting/host/plugin/host_script_object.cc
index e47b67b9e8a8a35f7a94a3cd6eae8cb98f5aa856..d66d361da8e550a1ffac36237e5281a8228e03e4 100644
--- a/remoting/host/plugin/host_script_object.cc
+++ b/remoting/host/plugin/host_script_object.cc
@@ -230,7 +230,8 @@ void HostNPScriptObject::It2MeImpl::Connect(
   desktop_environment_factory_.reset(new BasicDesktopEnvironmentFactory(
       host_context_->network_task_runner(),
       host_context_->input_task_runner(),
-      host_context_->ui_task_runner()));
+      host_context_->ui_task_runner(),
+      ui_strings));
 
   // Start monitoring configured policies.
   policy_watcher_.reset(