Remove "legacy" experimental stream support

third_party/WebKit/Source/modules/mediasource/SourceBuffer.h

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * 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 SourceBuffer_h
 #define SourceBuffer_h
 
 #include "bindings/core/v8/ActiveScriptWrappable.h"
 #include "core/dom/ActiveDOMObject.h"
-#include "core/fileapi/FileReaderLoaderClient.h"
 #include "modules/EventTargetModules.h"
 #include "modules/mediasource/TrackDefaultList.h"
 #include "platform/AsyncMethodRunner.h"
 #include "platform/weborigin/KURL.h"
 #include "public/platform/WebSourceBufferClient.h"
 #include "wtf/text/WTFString.h"
 #include <memory>
 
 namespace blink {
 
 class AudioTrackList;
 class DOMArrayBuffer;
 class DOMArrayBufferView;
 class ExceptionState;
-class FileReaderLoader;
 class GenericEventQueue;
 class MediaSource;
-class Stream;
 class TimeRanges;
 class VideoTrackList;
 class WebSourceBuffer;
 
 class SourceBuffer final : public EventTargetWithInlineData,
                            public ActiveScriptWrappable,
                            public ActiveDOMObject,
-                           public FileReaderLoaderClient,
                            public WebSourceBufferClient {
   USING_GARBAGE_COLLECTED_MIXIN(SourceBuffer);
   DEFINE_WRAPPERTYPEINFO();
   USING_PRE_FINALIZER(SourceBuffer, dispose);
 
  public:
   static SourceBuffer* create(std::unique_ptr<WebSourceBuffer>,
                               MediaSource*,
                               GenericEventQueue*);
   static const AtomicString& segmentsKeyword();
   static const AtomicString& sequenceKeyword();
 
   ~SourceBuffer() override;
 
   // SourceBuffer.idl methods
   const AtomicString& mode() const { return m_mode; }
   void setMode(const AtomicString&, ExceptionState&);
   bool updating() const { return m_updating; }
   TimeRanges* buffered(ExceptionState&) const;
   double timestampOffset() const;
   void setTimestampOffset(double, ExceptionState&);
   void appendBuffer(DOMArrayBuffer* data, ExceptionState&);
   void appendBuffer(DOMArrayBufferView* data, ExceptionState&);
-  void appendStream(Stream*, ExceptionState&);
-  void appendStream(Stream*, unsigned long long maxSize, ExceptionState&);
   void abort(ExceptionState&);
   void remove(double start, double end, ExceptionState&);
   double appendWindowStart() const;
   void setAppendWindowStart(double, ExceptionState&);
   double appendWindowEnd() const;
   void setAppendWindowEnd(double, ExceptionState&);
   DEFINE_ATTRIBUTE_EVENT_LISTENER(updatestart);
   DEFINE_ATTRIBUTE_EVENT_LISTENER(update);
   DEFINE_ATTRIBUTE_EVENT_LISTENER(updateend);
   DEFINE_ATTRIBUTE_EVENT_LISTENER(error);
@@ skipping 18 matching lines @@
   // EventTarget interface
   ExecutionContext* getExecutionContext() const override;
   const AtomicString& interfaceName() const override;
 
   // WebSourceBufferClient interface
   bool initializationSegmentReceived(const WebVector<MediaTrackInfo>&) override;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
-  enum AppendStreamDoneAction {
-    NoError,
-    RunAppendErrorWithNoDecodeError,
-    RunAppendErrorWithDecodeError
-  };
-
   enum AppendError { NoDecodeError, DecodeError };
 
   SourceBuffer(std::unique_ptr<WebSourceBuffer>,
                MediaSource*,
                GenericEventQueue*);
   void dispose();
 
   bool isRemoved() const;
   void scheduleEvent(const AtomicString& eventName);
 
   bool prepareAppend(size_t newDataSize, ExceptionState&);
   bool evictCodedFrames(size_t newDataSize);
   void appendBufferInternal(const unsigned char*, unsigned, ExceptionState&);
   void appendBufferAsyncPart();
   void appendError(AppendError);
 
   void removeAsyncPart();
 
-  void appendStreamInternal(Stream*, ExceptionState&);
-  void appendStreamAsyncPart();
-  void appendStreamDone(AppendStreamDoneAction);
-  void clearAppendStreamState();
-
   void cancelRemove();
   void abortIfUpdating();
 
   void removeMediaTracks();
 
   const TrackDefault* getTrackDefault(
       const AtomicString& trackType,
       const AtomicString& byteStreamTrackID) const;
   AtomicString defaultTrackLabel(const AtomicString& trackType,
                                  const AtomicString& byteStreamTrackID) const;
   AtomicString defaultTrackLanguage(
       const AtomicString& trackType,
       const AtomicString& byteStreamTrackID) const;
 
-  // FileReaderLoaderClient interface
-  void didStartLoading() override;
-  void didReceiveDataForClient(const char* data, unsigned dataLength) override;
-  void didFinishLoading() override;
-  void didFail(FileError::ErrorCode) override;
-
   std::unique_ptr<WebSourceBuffer> m_webSourceBuffer;
   Member<MediaSource> m_source;
   Member<TrackDefaultList> m_trackDefaults;
   Member<GenericEventQueue> m_asyncEventQueue;
 
   AtomicString m_mode;
   bool m_updating;
   double m_timestampOffset;
   Member<AudioTrackList> m_audioTracks;
   Member<VideoTrackList> m_videoTracks;
   double m_appendWindowStart;
   double m_appendWindowEnd;
   bool m_firstInitializationSegmentReceived;
 
   Vector<unsigned char> m_pendingAppendData;
   size_t m_pendingAppendDataOffset;
   Member<AsyncMethodRunner<SourceBuffer>> m_appendBufferAsyncPartRunner;
 
   double m_pendingRemoveStart;
   double m_pendingRemoveEnd;
   Member<AsyncMethodRunner<SourceBuffer>> m_removeAsyncPartRunner;
-
-  bool m_streamMaxSizeValid;
-  unsigned long long m_streamMaxSize;
-  Member<AsyncMethodRunner<SourceBuffer>> m_appendStreamAsyncPartRunner;
-  Member<Stream> m_stream;
-  std::unique_ptr<FileReaderLoader> m_loader;
 };
 
 }  // namespace blink
 
 #endif  // SourceBuffer_h