Replace scoped_ptr with std::unique_ptr in //ui

ui/views/linux_ui/linux_ui.h

Index: ui/views/linux_ui/linux_ui.h
diff --git a/ui/views/linux_ui/linux_ui.h b/ui/views/linux_ui/linux_ui.h
index d795d7c488a4927852ab2dea129f40709334fb7b..46475a32d464c086ba3903e4b3f019a2128769d3 100644
--- a/ui/views/linux_ui/linux_ui.h
+++ b/ui/views/linux_ui/linux_ui.h
@@ -118,7 +118,7 @@ class VIEWS_EXPORT LinuxUI : public ui::LinuxInputMethodContextFactory,
   virtual bool IsStatusIconSupported() const = 0;
 
   // Create a native status icon.
-  virtual scoped_ptr<StatusIconLinux> CreateLinuxStatusIcon(
+  virtual std::unique_ptr<StatusIconLinux> CreateLinuxStatusIcon(
       const gfx::ImageSkia& image,
       const base::string16& tool_tip) const = 0;
 
@@ -129,9 +129,9 @@ class VIEWS_EXPORT LinuxUI : public ui::LinuxInputMethodContextFactory,
       const std::string& content_type, int size) const = 0;
 
   // Builds a Border which paints the native button style.
-  virtual scoped_ptr<Border> CreateNativeBorder(
+  virtual std::unique_ptr<Border> CreateNativeBorder(
       views::LabelButton* owning_button,
-      scoped_ptr<views::LabelButtonBorder> border) = 0;
+      std::unique_ptr<views::LabelButtonBorder> border) = 0;
 
   // Notifies the observer about changes about how window buttons should be
   // laid out. If the order is anything other than the default min,max,close on