Share sky::PlatformImpl bettween sky_viewer and SkyShell

sky/viewer/platform/weburlloader_impl.h

-// Copyright 2014 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 SKY_VIEWER_PLATFORM_WEBURLLOADER_IMPL_H_
-#define SKY_VIEWER_PLATFORM_WEBURLLOADER_IMPL_H_
-
-#include "base/memory/weak_ptr.h"
-#include "mojo/common/handle_watcher.h"
-#include "mojo/services/network/public/interfaces/url_loader.mojom.h"
-#include "sky/engine/public/platform/WebURLLoader.h"
-#include "sky/engine/public/platform/WebURLRequest.h"
-
-namespace mojo {
-class NetworkService;
-}
-
-namespace sky {
-
-class WebURLLoaderImpl : public blink::WebURLLoader {
- public:
-  explicit WebURLLoaderImpl(mojo::NetworkService* network_service);
-
- private:
-  virtual ~WebURLLoaderImpl();
-
-  // blink::WebURLLoader methods:
-  virtual void loadAsynchronously(
-      const blink::WebURLRequest&, blink::WebURLLoaderClient* client) override;
-  virtual void cancel() override;
-
-  void OnReceivedResponse(mojo::URLResponsePtr response);
-  void OnReceivedError(mojo::URLResponsePtr response);
-  void OnReceivedRedirect(mojo::URLResponsePtr response);
-  void ReadMore();
-  void WaitToReadMore();
-  void OnResponseBodyStreamReady(MojoResult result);
-
-  blink::WebURLLoaderClient* client_;
-  GURL url_;
-  mojo::URLLoaderPtr url_loader_;
-  mojo::ScopedDataPipeConsumerHandle response_body_stream_;
-  mojo::common::HandleWatcher handle_watcher_;
-
-  base::WeakPtrFactory<WebURLLoaderImpl> weak_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebURLLoaderImpl);
-};
-
-}  // namespace sky
-
-#endif  // SKY_VIEWER_PLATFORM_WEBURLLOADER_IMPL_H_