Convert //remoting to use std::unique_ptr

remoting/host/host_window.h

Index: remoting/host/host_window.h
diff --git a/remoting/host/host_window.h b/remoting/host/host_window.h
index 03d5b001c7414501f12f9a315cf595c92d59813b..0a2e309c7168b263313a5b90d02c3e8d5c410468 100644
--- a/remoting/host/host_window.h
+++ b/remoting/host/host_window.h
@@ -5,9 +5,10 @@
 #ifndef REMOTING_HOST_HOST_WINDOW_H_
 #define REMOTING_HOST_HOST_WINDOW_H_
 
+#include <memory>
+
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/non_thread_safe.h"
 
@@ -20,10 +21,10 @@ class HostWindow : public base::NonThreadSafe {
   virtual ~HostWindow() {}
 
   // Creates a platform-specific instance of the continue window.
-  static scoped_ptr<HostWindow> CreateContinueWindow();
+  static std::unique_ptr<HostWindow> CreateContinueWindow();
 
   // Creates a platform-specific instance of the disconnect window.
-  static scoped_ptr<HostWindow> CreateDisconnectWindow();
+  static std::unique_ptr<HostWindow> CreateDisconnectWindow();
 
   // Starts the UI state machine. |client_session_control| will be used to
   // notify the caller about the local user's actions.