Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/views/bar_control_button.h

Index: chrome/browser/ui/views/bar_control_button.h
diff --git a/chrome/browser/ui/views/bar_control_button.h b/chrome/browser/ui/views/bar_control_button.h
index 00f9b94039f3019b488013f91103c6401288b1a3..20659d1f6fd1b084d8444831308ce35fcae7bb68 100644
--- a/chrome/browser/ui/views/bar_control_button.h
+++ b/chrome/browser/ui/views/bar_control_button.h
@@ -5,9 +5,10 @@
 #ifndef CHROME_BROWSER_UI_VIEWS_BAR_CONTROL_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_BAR_CONTROL_BUTTON_H_
 
+#include <memory>
+
 #include "base/callback.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/views/controls/button/image_button.h"
 
 namespace gfx {
@@ -39,7 +40,7 @@ class BarControlButton : public views::ImageButton {
   base::Callback<SkColor(void)> get_text_color_callback_;
 
   // Controls the visual feedback for the button state.
-  scoped_ptr<views::InkDropDelegate> ink_drop_delegate_;
+  std::unique_ptr<views::InkDropDelegate> ink_drop_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(BarControlButton);
 };