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

extensions/browser/app_window/app_window.h

Index: extensions/browser/app_window/app_window.h
diff --git a/extensions/browser/app_window/app_window.h b/extensions/browser/app_window/app_window.h
index e41575dae1a383defc1ffb3041ad6ba1621543f5..e503669ab1f476586879c380811416416f0bf060 100644
--- a/extensions/browser/app_window/app_window.h
+++ b/extensions/browser/app_window/app_window.h
@@ -7,12 +7,12 @@
 
 #include <stdint.h>
 
+#include <memory>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "components/sessions/core/session_id.h"
 #include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
@@ -272,7 +272,7 @@ class AppWindow : public content::WebContentsDelegate,
   void SetAppIconUrl(const GURL& icon_url);
 
   // Set the window shape. Passing a NULL |region| sets the default shape.
-  void UpdateShape(scoped_ptr<SkRegion> region);
+  void UpdateShape(std::unique_ptr<SkRegion> region);
 
   // Called from the render interface to modify the draggable regions.
   void UpdateDraggableRegions(const std::vector<DraggableRegion>& regions);
@@ -368,7 +368,8 @@ class AppWindow : public content::WebContentsDelegate,
   // remove this TODO.
   bool is_ime_window() const { return is_ime_window_; }
 
-  void SetAppWindowContentsForTesting(scoped_ptr<AppWindowContents> contents) {
+  void SetAppWindowContentsForTesting(
+      std::unique_ptr<AppWindowContents> contents) {
     app_window_contents_ = std::move(contents);
   }
 
@@ -516,12 +517,12 @@ class AppWindow : public content::WebContentsDelegate,
   GURL app_icon_url_;
 
   // An object to load the app's icon as an extension resource.
-  scoped_ptr<IconImage> app_icon_image_;
+  std::unique_ptr<IconImage> app_icon_image_;
 
-  scoped_ptr<NativeAppWindow> native_app_window_;
-  scoped_ptr<AppWindowContents> app_window_contents_;
-  scoped_ptr<AppDelegate> app_delegate_;
-  scoped_ptr<AppWebContentsHelper> helper_;
+  std::unique_ptr<NativeAppWindow> native_app_window_;
+  std::unique_ptr<AppWindowContents> app_window_contents_;
+  std::unique_ptr<AppDelegate> app_delegate_;
+  std::unique_ptr<AppWebContentsHelper> helper_;
 
   // The initial url this AppWindow was navigated to.
   GURL initial_url_;