Add Sky framework support for drawing images

sky/engine/core/loader/NewImageLoader.h

Index: sky/engine/core/loader/NewImageLoader.h
diff --git a/sky/engine/core/loader/NewImageLoader.h b/sky/engine/core/loader/NewImageLoader.h
new file mode 100644
index 0000000000000000000000000000000000000000..d2bacca69badaeba8d92b0abd37efbce3106aafa
--- /dev/null
+++ b/sky/engine/core/loader/NewImageLoader.h
@@ -0,0 +1,49 @@
+// 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 SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_
+#define SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_
+
+#include "mojo/common/data_pipe_drainer.h"
+#include "sky/engine/platform/SharedBuffer.h"
+#include "sky/engine/platform/fetcher/MojoFetcher.h"
+#include "sky/engine/wtf/OwnPtr.h"
+#include "sky/engine/wtf/text/AtomicString.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+
+namespace blink {
+
+class NewImageLoaderClient {
+ public:
+  virtual void OnLoadFinished(const SkBitmap& result) = 0;
+
+ protected:
+  NewImageLoaderClient() {}
+};
+
+class NewImageLoader : public MojoFetcher::Client,
+                       public mojo::common::DataPipeDrainer::Client {
+ public:
+  explicit NewImageLoader(NewImageLoaderClient* client);
+  virtual ~NewImageLoader();
+
+  void Load(const KURL& src);
+
+  // MojoFetcher::Client
+  void OnReceivedResponse(mojo::URLResponsePtr) override;
+
+  // mojo::common::DataPipeDrainer::Client
+  void OnDataAvailable(const void*, size_t) override;
+  void OnDataComplete() override;
+
+ private:
+  NewImageLoaderClient* client_;
+  OwnPtr<MojoFetcher> fetcher_;
+  OwnPtr<mojo::common::DataPipeDrainer> drainer_;
+  RefPtr<SharedBuffer> buffer_;
+};
+
+}  // namespace blink
+
+#endif  // SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_