Add IPCs to check web copy/cut/paste for extensions with the appropriate permission bit.

chrome/browser/extensions/extension_host.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_HOST_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 140 matching lines @@
   virtual void ShowCreatedWidget(int route_id,
                                  const gfx::Rect& initial_pos);
   virtual void ShowCreatedFullscreenWidget(int route_id);
   virtual void ShowContextMenu(const ContextMenuParams& params);
   virtual void ShowPopupMenu(const gfx::Rect& bounds,
                              int item_height,
                              double item_font_size,
                              int selected_item,
                              const std::vector<WebMenuItem>& items,
                              bool right_aligned);
+  virtual bool IsWebCopyCutEnabled();
+  virtual bool IsWebPasteEnabled();
   virtual void StartDragging(const WebDropData& drop_data,
                              WebKit::WebDragOperationsMask allowed_operations,
                              const SkBitmap& image,
                              const gfx::Point& image_offset);
   virtual void UpdateDragCursor(WebKit::WebDragOperation operation);
   virtual void GotFocus();
   virtual void TakeFocus(bool reverse);
   virtual void LostCapture();
   virtual void Activate();
   virtual void Deactivate();
@@ skipping 115 matching lines @@
   // FileSelectHelper, lazily created.
   scoped_ptr<FileSelectHelper> file_select_helper_;
 
   // Handles desktop notification IPCs.
   scoped_ptr<DesktopNotificationHandler> desktop_notification_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionHost);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_