[Offline pages] Removing bookmarks dependency from offline pages component

components/offline_pages/offline_page_bookmark_bridge.h

-// Copyright 2016 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 COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_BOOKMARK_BRIDGE_H_
-#define COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_BOOKMARK_BRIDGE_H_
-
-#include <set>
-
-#include "components/bookmarks/browser/base_bookmark_model_observer.h"
-
-namespace offline_pages {
-
-class OfflinePageModel;
-
-// A bridge that adapts the bookmark observer to the OfflinePageModel
-class OfflinePageBookmarkBridge : public bookmarks::BaseBookmarkModelObserver {
- public:
-  // constructor, does not take ownership of either pointer.
-  OfflinePageBookmarkBridge(OfflinePageModel* model,
-                            bookmarks::BookmarkModel* bookmark_model);
-
-  // Overridden from bookmarks::BaseBookmarkModelObserver
-  void BookmarkModelChanged() override;
-  // Invoked from the destructor of the BookmarkModel.
-  void BookmarkModelBeingDeleted(bookmarks::BookmarkModel* model) override;
-
-  void BookmarkNodeAdded(bookmarks::BookmarkModel* model,
-                         const bookmarks::BookmarkNode* parent,
-                         int index) override;
-  void BookmarkNodeRemoved(bookmarks::BookmarkModel* model,
-                           const bookmarks::BookmarkNode* parent,
-                           int old_index,
-                           const bookmarks::BookmarkNode* node,
-                           const std::set<GURL>& removed_urls) override;
-  void BookmarkNodeChanged(bookmarks::BookmarkModel* model,
-                           const bookmarks::BookmarkNode* node) override;
-
- private:
-  // Not owned.
-  OfflinePageModel* offline_model_;
-  bookmarks::BookmarkModel* bookmark_model_;
-  DISALLOW_COPY_AND_ASSIGN(OfflinePageBookmarkBridge);
-};
-}  // namespace offline_pages
-#endif  // COMPONENTS_OFFLINE_PAGES_OFFLINE_PAGE_BOOKMARK_BRIDGE_H_