Rename BookmarksTabHelper to BookmarkTabHelper.

chrome/browser/ui/bookmarks/bookmarks_tab_helper.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_UI_BOOKMARKS_BOOKMARKS_TAB_HELPER_H_
-#define CHROME_BROWSER_UI_BOOKMARKS_BOOKMARKS_TAB_HELPER_H_
-#pragma once
-
-#include "content/browser/tab_contents/tab_contents_observer.h"
-#include "content/common/notification_observer.h"
-#include "content/common/notification_registrar.h"
-
-class BookmarksTabHelperDelegate;
-class TabContentsWrapper;
-
-// Per-tab class to manage bookmarks.
-class BookmarksTabHelper : public NotificationObserver,
-                           public TabContentsObserver {
- public:
-  explicit BookmarksTabHelper(TabContentsWrapper* tab_contents);
-  virtual ~BookmarksTabHelper();
-
-  bool is_starred() const { return is_starred_; }
-
-  BookmarksTabHelperDelegate* delegate() const { return delegate_; }
-  void set_delegate(BookmarksTabHelperDelegate* d) { delegate_ = d; }
-
-  // TabContentsObserver overrides:
-  virtual void DidNavigateMainFramePostCommit(
-      const NavigationController::LoadCommittedDetails& details,
-      const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
-
-  // NotificationObserver overrides:
-  virtual void Observe(NotificationType type,
-                       const NotificationSource& source,
-                       const NotificationDetails& details) OVERRIDE;
-
- private:
-  // Updates the starred state from the bookmark bar model. If the state has
-  // changed, the delegate is notified.
-  void UpdateStarredStateForCurrentURL();
-
-  // Whether the current URL is starred.
-  bool is_starred_;
-
-  // Registers and unregisters us for notifications.
-  NotificationRegistrar registrar_;
-
-  // Owning TabContentsWrapper.
-  TabContentsWrapper* tab_contents_wrapper_;
-
-  // Delegate for notifying our owner (usually Browser) about stuff. Not owned
-  // by us.
-  BookmarksTabHelperDelegate* delegate_;
-
-  DISALLOW_COPY_AND_ASSIGN(BookmarksTabHelper);
-};
-
-#endif  // CHROME_BROWSER_UI_BOOKMARKS_BOOKMARKS_TAB_HELPER_H_