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

extensions/browser/app_window/native_app_window.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 EXTENSIONS_BROWSER_APP_WINDOW_NATIVE_APP_WINDOW_H_
 #define EXTENSIONS_BROWSER_APP_WINDOW_NATIVE_APP_WINDOW_H_
 
+#include <memory>
 #include <vector>
 
-#include "base/memory/scoped_ptr.h"
 #include "components/web_modal/web_contents_modal_dialog_host.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/base/base_window.h"
 #include "ui/gfx/geometry/insets.h"
 
 namespace content {
 struct NativeWebKeyboardEvent;
 }
 
 namespace extensions {
@@ skipping 21 matching lines @@
 
   // Called when the draggable regions are changed.
   virtual void UpdateDraggableRegions(
       const std::vector<DraggableRegion>& regions) = 0;
 
   // Returns the region used by frameless windows for dragging. May return NULL.
   virtual SkRegion* GetDraggableRegion() = 0;
 
   // Called when the window shape is changed. If |region| is NULL then the
   // window is restored to the default shape.
-  virtual void UpdateShape(scoped_ptr<SkRegion> region) = 0;
+  virtual void UpdateShape(std::unique_ptr<SkRegion> region) = 0;
 
   // Allows the window to handle unhandled keyboard messages coming back from
   // the renderer.
   virtual void HandleKeyboardEvent(
       const content::NativeWebKeyboardEvent& event) = 0;
 
   // Returns true if the window has no frame, as for a window opened by
   // chrome.app.window.create with the option 'frame' set to 'none'.
   virtual bool IsFrameless() const = 0;
 
@@ skipping 28 matching lines @@
   // Returns false if the underlying native window ignores alpha transparency
   // when compositing.
   virtual bool CanHaveAlphaEnabled() const = 0;
 
   ~NativeAppWindow() override {}
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_APP_WINDOW_NATIVE_APP_WINDOW_H_