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

chrome/browser/ui/views/tabs/alert_indicator_button.h

Index: chrome/browser/ui/views/tabs/alert_indicator_button.h
diff --git a/chrome/browser/ui/views/tabs/alert_indicator_button.h b/chrome/browser/ui/views/tabs/alert_indicator_button.h
index 0d734ce1fcb3aa877d2c09aa9282c9335a8a1a0d..7f47c3bc0ee8c76eac2f1d8108bec462d27a0b17 100644
--- a/chrome/browser/ui/views/tabs/alert_indicator_button.h
+++ b/chrome/browser/ui/views/tabs/alert_indicator_button.h
@@ -5,8 +5,9 @@
 #ifndef CHROME_BROWSER_UI_VIEWS_TABS_ALERT_INDICATOR_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_ALERT_INDICATOR_BUTTON_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/tabs/tab_utils.h"
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/view_targeter_delegate.h"
@@ -91,8 +92,8 @@ class AlertIndicatorButton : public views::ImageButton,
 
   // Alert indicator fade-in/out animation (i.e., only on show/hide, not a
   // continuous animation).
-  scoped_ptr<gfx::AnimationDelegate> fade_animation_delegate_;
-  scoped_ptr<gfx::Animation> fade_animation_;
+  std::unique_ptr<gfx::AnimationDelegate> fade_animation_delegate_;
+  std::unique_ptr<gfx::Animation> fade_animation_;
   TabAlertState showing_alert_state_;
 
   DISALLOW_COPY_AND_ASSIGN(AlertIndicatorButton);