Convert //remoting to use std::unique_ptr

remoting/host/curtain_mode_win.cc

Index: remoting/host/curtain_mode_win.cc
diff --git a/remoting/host/curtain_mode_win.cc b/remoting/host/curtain_mode_win.cc
index 237cb7b1509cd522efbdd980d3a08d982cc60d3d..2e5355f987d84f051f9cc5b0d33de6cf8fc775da 100644
--- a/remoting/host/curtain_mode_win.cc
+++ b/remoting/host/curtain_mode_win.cc
@@ -6,6 +6,7 @@
 
 #include "base/logging.h"
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/win/windows_version.h"
 #include "remoting/host/client_session_control.h"
@@ -44,14 +45,14 @@ bool CurtainModeWin::Activate() {
 }
 
 // static
-scoped_ptr<CurtainMode> CurtainMode::Create(
+std::unique_ptr<CurtainMode> CurtainMode::Create(
     scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
     base::WeakPtr<ClientSessionControl> client_session_control) {
   // |client_session_control| is not used because the client session is
   // disconnected as soon as the session is re-attached to the local console.
   // See RdpDesktopSession for more details.
-  return make_scoped_ptr(new CurtainModeWin());
+  return base::WrapUnique(new CurtainModeWin());
 }
 
 }  // namespace remoting