Remove all blimp client code.

blimp/client/core/contents/blimp_navigation_controller_impl.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 BLIMP_CLIENT_CORE_CONTENTS_BLIMP_NAVIGATION_CONTROLLER_IMPL_H_
-#define BLIMP_CLIENT_CORE_CONTENTS_BLIMP_NAVIGATION_CONTROLLER_IMPL_H_
-
-#include "base/macros.h"
-#include "blimp/client/core/contents/navigation_feature.h"
-#include "blimp/client/public/contents/blimp_navigation_controller.h"
-#include "url/gurl.h"
-
-class SkBitmap;
-
-namespace blimp {
-namespace client {
-
-class BlimpNavigationControllerDelegate;
-
-class BlimpNavigationControllerImpl
-    : public BlimpNavigationController,
-      public NavigationFeature::NavigationFeatureDelegate {
- public:
-  // The life time of |feature| must remain valid throughout |this|.
-  BlimpNavigationControllerImpl(int blimp_contents_id,
-                                BlimpNavigationControllerDelegate* delegate,
-                                NavigationFeature* feature);
-  ~BlimpNavigationControllerImpl() override;
-
-  // BlimpNavigationController implementation.
-  void LoadURL(const GURL& url) override;
-  void Reload() override;
-  bool CanGoBack() const override;
-  bool CanGoForward() const override;
-  void GoBack() override;
-  void GoForward() override;
-  const GURL& GetURL() override;
-  const std::string& GetTitle() override;
-
- private:
-  // NavigationFeatureDelegate implementation.
-  void OnUrlChanged(int tab_id, const GURL& url) override;
-  void OnFaviconChanged(int tab_id, const SkBitmap& favicon) override;
-  void OnTitleChanged(int tab_id, const std::string& title) override;
-  void OnLoadingChanged(int tab_id, bool loading) override;
-  void OnPageLoadStatusUpdate(int tab_id, bool completed) override;
-
-  // The ID for the BlimpContentsImpl this is a controller for.
-  int blimp_contents_id_;
-
-  // The |navigation_feature_| is responsible for sending and receiving the
-  // navigation state to the server over the proto channel.
-  NavigationFeature* navigation_feature_;
-
-  // The delegate contains functionality required for the navigation controller
-  // to function correctly. It is also invoked on relevant state changes of the
-  // navigation controller.
-  BlimpNavigationControllerDelegate* delegate_;
-
-  // The currently active URL.
-  GURL current_url_;
-
-  // Title of the currently active page.
-  std::string current_title_;
-
-  DISALLOW_COPY_AND_ASSIGN(BlimpNavigationControllerImpl);
-};
-
-}  // namespace client
-}  // namespace blimp
-
-#endif  // BLIMP_CLIENT_CORE_CONTENTS_BLIMP_NAVIGATION_CONTROLLER_IMPL_H_