Reversed WebState <-> CRWWebController ownership.

ios/web/public/web_controller_factory.h

-// Copyright 2015 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 IOS_WEB_PUBLIC_WEB_CONTROLLER_FACTORY_H_
-#define IOS_WEB_PUBLIC_WEB_CONTROLLER_FACTORY_H_
-
-#include <memory>
-
-@class CRWWebController;
-
-namespace web {
-
-class BrowserState;
-class WebStateImpl;
-
-// Returns a new instance of CRWWebViewController.
-// Note: Callers are responsible for releasing the returned web controller.
-CRWWebController* CreateWebController(std::unique_ptr<WebStateImpl> web_state);
-
-// Returns a new instance of CRWWebViewController.
-// Temporary factory method for use in components that require a web controller.
-// By requiring only the BrowserState, this eliminates the dependency on
-// WebStateImpl from components.
-// Note: Callers are responsible for releasing the returned web controller.
-// TODO(crbug.com/546221): Move factory method to WebState once the ownership of
-// WebState and CRWWebController is reversed.
-CRWWebController* CreateWebController(BrowserState* browser_state);
-
-}  // namespace web
-
-#endif  // IOS_WEB_PUBLIC_WEB_CONTROLLER_FACTORY_H_