Move Extension into extensions namespace

chrome/browser/extensions/extension_uninstall_dialog.h

 // Copyright (c) 2011 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_UNINSTALL_DIALOG_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_UNINSTALL_DIALOG_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 class MessageLoop;
 class Profile;
 
+namespace extensions {
+class Extension;
+}
+
 class ExtensionUninstallDialog
     : public ImageLoadingTracker::Observer,
       public base::SupportsWeakPtr<ExtensionUninstallDialog> {
  public:
   class Delegate {
    public:
     // We call this method to signal that the uninstallation should continue.
     virtual void ExtensionUninstallAccepted() = 0;
 
     // We call this method to signal that the uninstallation should stop.
     virtual void ExtensionUninstallCanceled() = 0;
 
    protected:
     virtual ~Delegate() {}
   };
 
   // Creates a platform specific implementation of ExtensionUninstallDialog.
   static ExtensionUninstallDialog* Create(
       Profile* profile, Delegate* delegate);
 
   virtual ~ExtensionUninstallDialog();
 
   // This is called to verify whether the uninstallation should proceed.
   // Starts the process of showing a confirmation UI, which is split into two.
   // 1) Set off a 'load icon' task.
   // 2) Handle the load icon response and show the UI (OnImageLoaded).
-  void ConfirmUninstall(const Extension* extension);
+  void ConfirmUninstall(const extensions::Extension* extension);
 
  protected:
   // Constructor used by the derived classes.
   explicit ExtensionUninstallDialog(Profile* profile, Delegate* delegate);
 
   Profile* profile_;
 
   // The delegate we will call Accepted/Canceled on after confirmation dialog.
   Delegate* delegate_;
 
   // The extension we are showing the dialog for.
-  const Extension* extension_;
+  const extensions::Extension* extension_;
 
   // The extensions icon.
   SkBitmap icon_;
 
  private:
   // Sets the icon that will be used in the dialog. If |icon| contains an empty
   // bitmap, then we use a default icon instead.
   void SetIcon(const gfx::Image& image);
 
   // ImageLoadingTracker::Observer:
   virtual void OnImageLoaded(const gfx::Image& image,
                              const std::string& extension_id,
                              int index) OVERRIDE;
 
   // Displays the prompt. This should only be called after loading the icon.
   // The implementations of this method are platform-specific.
   virtual void Show() = 0;
 
   MessageLoop* ui_loop_;
 
   // Keeps track of extension images being loaded on the File thread for the
   // purpose of showing the dialog.
   ImageLoadingTracker tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionUninstallDialog);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_UNINSTALL_DIALOG_H_