Replace scoped_ptr with std::unique_ptr in //ui

ui/views/controls/slider_unittest.cc

Index: ui/views/controls/slider_unittest.cc
diff --git a/ui/views/controls/slider_unittest.cc b/ui/views/controls/slider_unittest.cc
index ded1f367c5a2dd086886f310029f297558939bca..46641a212e292f2f967d88e6cbbe54a08b55280c 100644
--- a/ui/views/controls/slider_unittest.cc
+++ b/ui/views/controls/slider_unittest.cc
@@ -4,11 +4,11 @@
 
 #include "ui/views/controls/slider.h"
 
+#include <memory>
 #include <string>
 
 #include "base/i18n/rtl.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
@@ -169,7 +169,7 @@ class SliderTest : public views::ViewsTestBase {
   // The widget container for the slider being tested.
   views::Widget* widget_;
   // An event generator.
-  scoped_ptr<ui::test::EventGenerator> event_generator_;
+  std::unique_ptr<ui::test::EventGenerator> event_generator_;
 
   DISALLOW_COPY_AND_ASSIGN(SliderTest);
 };