Replace scoped_ptr with std::unique_ptr in //ui

ui/views/examples/multiline_example.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/examples/multiline_example.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 95 matching lines @@
     InvalidateLayout();
   }
 
  private:
   void OnBoundsChanged(const gfx::Rect& previous_bounds) override {
     gfx::Rect bounds = GetLocalBounds();
     bounds.Inset(GetInsets());
     render_text_->SetDisplayRect(bounds);
   }
 
-  scoped_ptr<gfx::RenderText> render_text_;
+  std::unique_ptr<gfx::RenderText> render_text_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderTextView);
 };
 
 MultilineExample::MultilineExample()
     : ExampleBase("Multiline RenderText"),
       render_text_view_(NULL),
       label_(NULL),
       textfield_(NULL),
       label_checkbox_(NULL) {
@@ skipping 58 matching lines @@
 void MultilineExample::ButtonPressed(Button* sender, const ui::Event& event) {
   DCHECK_EQ(sender, label_checkbox_);
   label_->SetText(label_checkbox_->checked() ? textfield_->text() :
                                                base::string16());
   container()->Layout();
   container()->SchedulePaint();
 }
 
 }  // namespace examples
 }  // namespace views