Convert //content/browser from scoped_ptr to std::unique_ptr

content/browser/web_contents/aura/overscroll_navigation_overlay.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_WEB_CONTENTS_AURA_OVERSCROLL_NAVIGATION_OVERLAY_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_AURA_OVERSCROLL_NAVIGATION_OVERLAY_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "content/browser/web_contents/aura/overscroll_window_animation.h"
@@ skipping 55 matching lines @@
   // This should be called immediately after initiating the navigation,
   // otherwise the overlay may be dismissed prematurely.
   void StartObserving();
 
   // Stop observing the page and start the final overlay fade-out animation if
   // there's no active overscroll window animation.
   void StopObservingIfDone();
 
   // Creates a window that shows a history-screenshot and is stacked relative to
   // the current overscroll |direction_| with the given |bounds|.
-  scoped_ptr<aura::Window> CreateOverlayWindow(const gfx::Rect& bounds);
+  std::unique_ptr<aura::Window> CreateOverlayWindow(const gfx::Rect& bounds);
 
   // Returns an image with the history-screenshot for the previous or next page,
   // according to the given |direction|.
   const gfx::Image GetImageForDirection(NavigationDirection direction) const;
 
   // Overridden from OverscrollWindowAnimation::Delegate:
-  scoped_ptr<aura::Window> CreateFrontWindow(const gfx::Rect& bounds) override;
-  scoped_ptr<aura::Window> CreateBackWindow(const gfx::Rect& bounds) override;
+  std::unique_ptr<aura::Window> CreateFrontWindow(
+      const gfx::Rect& bounds) override;
+  std::unique_ptr<aura::Window> CreateBackWindow(
+      const gfx::Rect& bounds) override;
   aura::Window* GetMainWindow() const override;
   void OnOverscrollCompleting() override;
-  void OnOverscrollCompleted(scoped_ptr<aura::Window> window) override;
+  void OnOverscrollCompleted(std::unique_ptr<aura::Window> window) override;
   void OnOverscrollCancelled() override;
 
   // Overridden from WebContentsObserver:
   void DidFirstVisuallyNonEmptyPaint() override;
   void DidStopLoading() override;
 
   // The current overscroll direction.
   NavigationDirection direction_;
 
   // The web contents that are being navigated.
   WebContentsImpl* web_contents_;
 
   // The overlay window that shows a screenshot during an overscroll gesture and
   // handles overscroll events during the second overscroll case.
-  scoped_ptr<aura::Window> window_;
+  std::unique_ptr<aura::Window> window_;
 
   bool loading_complete_;
   bool received_paint_update_;
 
   // URL of the NavigationEntry we are navigating to. This is needed to
   // filter on WebContentsObserver callbacks and is used to dismiss the overlay
   // when the relevant page loads and paints.
   GURL pending_entry_url_;
 
   // Manages the overscroll animations.
-  scoped_ptr<OverscrollWindowAnimation> owa_;
+  std::unique_ptr<OverscrollWindowAnimation> owa_;
 
   // The window that hosts the web contents.
   aura::Window* web_contents_window_;
 
   DISALLOW_COPY_AND_ASSIGN(OverscrollNavigationOverlay);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_AURA_OVERSCROLL_NAVIGATION_OVERLAY_H_