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

chrome/browser/extensions/extension_install_prompt_show_params.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_SHOW_PARAMS_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_SHOW_PARAMS_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/gfx/native_widget_types.h"
 
 class NativeWindowTracker;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
 // Parameters to show an install prompt dialog. The parameters control:
@@ skipping 28 matching lines @@
 
  private:
   void WebContentsDestroyed();
 
   Profile* profile_;
   content::WebContents* parent_web_contents_;
   bool parent_web_contents_destroyed_;
   gfx::NativeWindow parent_window_;
 
   class WebContentsDestructionObserver;
-  scoped_ptr<WebContentsDestructionObserver> web_contents_destruction_observer_;
+  std::unique_ptr<WebContentsDestructionObserver>
+      web_contents_destruction_observer_;
 
-  scoped_ptr<NativeWindowTracker> native_window_tracker_;
+  std::unique_ptr<NativeWindowTracker> native_window_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionInstallPromptShowParams);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_SHOW_PARAMS_H_