Remove CRWWebControllerProvider

ios/chrome/browser/web/web_controller_provider_impl.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_CHROME_BROWSER_WEB_WEB_CONTROLLER_PROVIDER_IMPL_H_
-#define IOS_CHROME_BROWSER_WEB_WEB_CONTROLLER_PROVIDER_IMPL_H_
-
-#include <memory>
-
-#import "ios/public/provider/web/web_controller_provider.h"
-
-namespace web {
-class WebStateImpl;
-}
-
-// Concrete implementation of ios::WebControllerProvider.
-class WebControllerProviderImpl : public ios::WebControllerProvider {
- public:
-  explicit WebControllerProviderImpl(web::BrowserState* browser_state);
-  ~WebControllerProviderImpl() override;
-
-  // ios::WebControllerProvider implementation.
-  bool SuppressesDialogs() const override;
-  void SetSuppressesDialogs(bool should_suppress_dialogs) override;
-  void LoadURL(const GURL& url) override;
-  web::WebState* GetWebState() const override;
-  void InjectScript(const std::string& script,
-                    web::JavaScriptResultBlock completion) override;
-
- private:
-  std::unique_ptr<web::WebStateImpl> web_state_impl_;
-  GURL last_requested_url_;
-  bool suppresses_dialogs_;
-};
-
-#endif  // IOS_CHROME_BROWSER_WEB_WEB_CONTROLLER_PROVIDER_IMPL_H_