Remove obviously unneeded forward declarations in chrome/browser/[abef]*/*.h.

chrome/browser/bookmarks/bookmark_model.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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_BOOKMARKS_BOOKMARK_MODEL_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_
 #pragma once
 
 #include "build/build_config.h"
 
 #include <set>
 #include <vector>
 
 #include "app/tree_node_model.h"
 #include "base/lock.h"
 #include "base/observer_list.h"
 #include "base/string16.h"
 #include "base/waitable_event.h"
 #include "chrome/browser/bookmarks/bookmark_model_observer.h"
 #include "chrome/browser/bookmarks/bookmark_service.h"
 #include "chrome/browser/cancelable_request.h"
 #include "chrome/browser/favicon_service.h"
 #include "chrome/browser/history/history.h"
 #include "chrome/browser/history/history_types.h"
 #include "chrome/common/notification_registrar.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "testing/gtest/include/gtest/gtest_prod.h"
 
-class BookmarkCodec;
-class BookmarkEditorView;
 class BookmarkIndex;
 class BookmarkLoadDetails;
 class BookmarkModel;
 class BookmarkStorage;
 class Profile;
 
 namespace bookmark_utils {
 struct TitleMatch;
 }
 
@@ skipping 458 matching lines @@
   scoped_refptr<BookmarkStorage> store_;
 
   scoped_ptr<BookmarkIndex> index_;
 
   base::WaitableEvent loaded_signal_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkModel);
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_