Convert Pass()→std::move() in ui/

ui/views/controls/button/checkbox.cc

Index: ui/views/controls/button/checkbox.cc
diff --git a/ui/views/controls/button/checkbox.cc b/ui/views/controls/button/checkbox.cc
index c0ffad5ee411f99c3b95201544f8bc7a2fc83f26..4948a32d3377ea557615f26e53152903d699385c 100644
--- a/ui/views/controls/button/checkbox.cc
+++ b/ui/views/controls/button/checkbox.cc
@@ -4,6 +4,8 @@
 
 #include "ui/views/controls/button/checkbox.h"
 
+#include <utility>
+
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/resources/grit/ui_resources.h"
@@ -23,7 +25,7 @@ Checkbox::Checkbox(const base::string16& label)
   scoped_ptr<LabelButtonBorder> button_border(new LabelButtonBorder());
   // Inset the trailing side by a couple pixels for the focus border.
   button_border->set_insets(gfx::Insets(0, 0, 0, 2));
-  SetBorder(button_border.Pass());
+  SetBorder(std::move(button_border));
   SetFocusable(true);
 
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();