Split Mac WebDropTarget into two, content and chrome.

chrome/browser/tab_contents/web_drag_bookmark_handler_gtk.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_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_GTK_H_
 #define CHROME_BROWSER_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_GTK_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/bookmarks/bookmark_node_data.h"
 #include "content/browser/tab_contents/web_drag_dest_delegate.h"
 
 class TabContentsWrapper;
 
 // Chrome needs to intercept content drag events so it can dispatch them to the
 // bookmarks and extensions system.
 class WebDragBookmarkHandlerGtk : public content::WebDragDestDelegate {
  public:
   WebDragBookmarkHandlerGtk();
   virtual ~WebDragBookmarkHandlerGtk();
 
-  // Overridden from WebDragBookmarkDelegate:
+  // Overridden from content::WebDragDestDelegate:
   virtual void DragInitialize(TabContents* contents) OVERRIDE;
   virtual GdkAtom GetBookmarkTargetAtom() const OVERRIDE;
   virtual void OnReceiveDataFromGtk(GtkSelectionData* data) OVERRIDE;
   virtual void OnReceiveProcessedData(const GURL& url,
                                       const string16& title) OVERRIDE;
   virtual void OnDragOver() OVERRIDE;
   virtual void OnDragEnter() OVERRIDE;
   virtual void OnDrop() OVERRIDE;
   virtual void OnDragLeave() OVERRIDE;
 
  private:
   // The TabContentsWrapper for |tab_contents_|.
   // Weak reference; may be NULL if the contents aren't contained in a wrapper
   // (e.g. WebUI dialogs).
   TabContentsWrapper* tab_;
 
   // The bookmark data for the current tab. This will be empty if there is not
   // a native bookmark drag (or we haven't gotten the data from the source yet).
   BookmarkNodeData bookmark_drag_data_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebDragBookmarkHandlerGtk);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_WEB_DRAG_BOOKMARK_HANDLER_GTK_H_