Pepper stream-to-file plumbing....

webkit/glue/media/simple_data_source.h

 // Copyright (c) 2010 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.
 
 // An extremely simple implementation of DataSource that downloads the entire
 // media resource into memory before signaling that initialization has finished.
 // Primarily used to test <audio> and <video> with buffering/caching removed
 // from the equation.
 
 #ifndef WEBKIT_GLUE_MEDIA_SIMPLE_DATA_SOURCE_H_
@@ skipping 33 matching lines @@
   // DataSource implementation.
   virtual void Initialize(const std::string& url,
                           media::FilterCallback* callback);
   virtual const media::MediaFormat& media_format();
   virtual void Read(int64 position, size_t size,
                     uint8* data, ReadCallback* read_callback);
   virtual bool GetSize(int64* size_out);
   virtual bool IsStreaming();
 
   // webkit_glue::ResourceLoaderBridge::Peer implementation.
-  virtual void OnDownloadProgress(uint64 position, uint64 size);
-  virtual void OnUploadProgress(uint64 position, uint64 size);
+  virtual void OnUploadProgress(uint64 position, uint64 size) {}
   virtual bool OnReceivedRedirect(
       const GURL& new_url,
       const webkit_glue::ResourceLoaderBridge::ResponseInfo& info,
       bool* has_new_first_party_for_cookies,
       GURL* new_first_party_for_cookies);
   virtual void OnReceivedResponse(
       const webkit_glue::ResourceLoaderBridge::ResponseInfo& info,
       bool content_filtered);
+  virtual void OnDownloadedData(int len) {}
   virtual void OnReceivedData(const char* data, int len);
   virtual void OnCompletedRequest(const URLRequestStatus& status,
                                   const std::string& security_info);
   virtual GURL GetURLForDebugging() const;
 
  private:
   friend class media::FilterFactoryImpl2<
       SimpleDataSource,
       MessageLoop*,
       webkit_glue::MediaResourceLoaderBridgeFactory*>;
@@ skipping 42 matching lines @@
 
   // Filter callbacks.
   scoped_ptr<media::FilterCallback> initialize_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(SimpleDataSource);
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_MEDIA_SIMPLE_DATA_SOURCE_H_