[WIP] Move ImageDecoders to SkCodec

third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.h

Index: third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.h
diff --git a/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.h b/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.h
deleted file mode 100644
index 8e30a3e7ad5e2b244172e057b5888922f290cc3a..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef PNGImageDecoder_h
-#define PNGImageDecoder_h
-
-#include <memory>
-#include "platform/image-decoders/ImageDecoder.h"
-#include "platform/image-decoders/png/PNGImageReader.h"
-
-namespace blink {
-
-class PLATFORM_EXPORT PNGImageDecoder final : public ImageDecoder {
-  WTF_MAKE_NONCOPYABLE(PNGImageDecoder);
-
- public:
-  PNGImageDecoder(AlphaOption,
-                  const ColorBehavior&,
-                  size_t max_decoded_bytes,
-                  size_t offset = 0);
-  ~PNGImageDecoder() override;
-
-  // ImageDecoder:
-  String FilenameExtension() const override { return "png"; }
-  bool SetSize(unsigned, unsigned) override;
-  int RepetitionCount() const override;
-  bool FrameIsCompleteAtIndex(size_t) const override;
-  float FrameDurationAtIndex(size_t) const override;
-  bool SetFailed() override;
-
-  // Callbacks from libpng
-  void HeaderAvailable();
-  void RowAvailable(unsigned char* row, unsigned row_index, int);
-  void FrameComplete();
-
-  void SetColorSpace();
-  void SetRepetitionCount(int);
-
- private:
-  using ParseQuery = PNGImageReader::ParseQuery;
-
-  // ImageDecoder:
-  void DecodeSize() override { Parse(ParseQuery::kSize); }
-  void Decode(size_t) override;
-  void Parse(ParseQuery);
-  size_t DecodeFrameCount() override;
-  void InitializeNewFrame(size_t) override;
-  void ClearFrameBuffer(size_t) override;
-  bool CanReusePreviousFrameBuffer(size_t) const override;
-
-  std::unique_ptr<PNGImageReader> reader_;
-  const unsigned offset_;
-  size_t current_frame_;
-  int repetition_count_;
-  bool has_alpha_channel_;
-  bool current_buffer_saw_alpha_;
-};
-
-}  // namespace blink
-
-#endif