Convert Pass()→std::move() in ui/

ui/views/controls/button/image_button.cc

Index: ui/views/controls/button/image_button.cc
diff --git a/ui/views/controls/button/image_button.cc b/ui/views/controls/button/image_button.cc
index 1079d5e209b3effa2f44cad0eab34d03e717b6c6..d3336ee833381eafda97c0ea9057a34cbb7e26e4 100644
--- a/ui/views/controls/button/image_button.cc
+++ b/ui/views/controls/button/image_button.cc
@@ -4,6 +4,8 @@
 
 #include "ui/views/controls/button/image_button.h"
 
+#include <utility>
+
 #include "base/strings/utf_string_conversions.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/gfx/animation/throb_animation.h"
@@ -70,7 +72,7 @@ void ImageButton::SetImageAlignment(HorizontalAlignment h_align,
 }
 
 void ImageButton::SetFocusPainter(scoped_ptr<Painter> focus_painter) {
-  focus_painter_ = focus_painter.Pass();
+  focus_painter_ = std::move(focus_painter);
 }
 
 void ImageButton::SetMinimumImageSize(const gfx::Size& size) {