Use std::move() instead of .Pass() in remoting/host

remoting/host/it2me/it2me_confirmation_dialog_proxy.cc

Index: remoting/host/it2me/it2me_confirmation_dialog_proxy.cc
diff --git a/remoting/host/it2me/it2me_confirmation_dialog_proxy.cc b/remoting/host/it2me/it2me_confirmation_dialog_proxy.cc
index 0e26b7d7a1bf7ed603b1e0c9fc6b9a2d547cfc48..29f2ec469e1850260f830a37536c2741f38dc130 100644
--- a/remoting/host/it2me/it2me_confirmation_dialog_proxy.cc
+++ b/remoting/host/it2me/it2me_confirmation_dialog_proxy.cc
@@ -50,7 +50,7 @@ It2MeConfirmationDialogProxy::Core::Core(
     : ui_task_runner_(ui_task_runner),
       caller_task_runner_(caller_task_runner),
       parent_(parent),
-      dialog_(dialog.Pass()) {
+      dialog_(std::move(dialog)) {
 }
 
 It2MeConfirmationDialogProxy::Core::~Core() {
@@ -77,7 +77,7 @@ It2MeConfirmationDialogProxy::It2MeConfirmationDialogProxy(
     scoped_ptr<It2MeConfirmationDialog> dialog)
     : weak_factory_(this) {
   core_.reset(new Core(ui_task_runner, base::ThreadTaskRunnerHandle::Get(),
-                       weak_factory_.GetWeakPtr(), dialog.Pass()));
+                       weak_factory_.GetWeakPtr(), std::move(dialog)));
 }
 
 It2MeConfirmationDialogProxy::~It2MeConfirmationDialogProxy() {