[SPDY] Remove SpdyStream::Delegate::OnSendBody()'s return value

net/spdy/spdy_http_stream.h

 // Copyright (c) 2012 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 NET_SPDY_SPDY_HTTP_STREAM_H_
 #define NET_SPDY_SPDY_HTTP_STREAM_H_
 
 #include <list>
 
 #include "base/basictypes.h"
@@ skipping 67 matching lines @@
   virtual bool GetLoadTimingInfo(
       LoadTimingInfo* load_timing_info) const OVERRIDE;
   virtual void GetSSLInfo(SSLInfo* ssl_info) OVERRIDE;
   virtual void GetSSLCertRequestInfo(
       SSLCertRequestInfo* cert_request_info) OVERRIDE;
   virtual bool IsSpdyHttpStream() const OVERRIDE;
   virtual void Drain(HttpNetworkSession* session) OVERRIDE;
 
   // SpdyStream::Delegate implementation.
   virtual SpdySendStatus OnSendHeadersComplete() OVERRIDE;
-  virtual int OnSendBody() OVERRIDE;
+  virtual void OnSendBody() OVERRIDE;
   virtual SpdySendStatus OnSendBodyComplete(size_t bytes_sent) OVERRIDE;
   virtual int OnResponseReceived(const SpdyHeaderBlock& response,
                                  base::Time response_time,
                                  int status) OVERRIDE;
   virtual void OnHeadersSent() OVERRIDE;
   virtual int OnDataReceived(scoped_ptr<SpdyBuffer> buffer) OVERRIDE;
   virtual void OnDataSent(size_t bytes_sent) OVERRIDE;
   virtual void OnClose(int status) OVERRIDE;
 
  private:
   void OnStreamCreated(const CompletionCallback& callback, int rv);
 
-  // Reads the data (whether chunked or not) from the request body stream and
-  // sends the data by calling WriteStreamData on the underlying SpdyStream.
-  int SendData();
+  // Reads the data (whether chunked or not) from the request body
+  // stream and sends it. The read and subsequent sending may happen
+  // asynchronously.
+  void ReadAndSendRequestBodyData();
+
+  // Called when data has just been read from the request body stream;
+  // does the actual sending of data.
+  void OnRequestBodyReadCompleted(int status);
+
+  // Queues some request body data to be sent.
+  void SendRequestBodyData();
 
   // Call the user callback.
   void DoCallback(int rv);
 
-  int OnRequestBodyReadCompleted(int status);
-
   void ScheduleBufferedReadCallback();
 
   // Returns true if the callback is invoked.
   bool DoBufferedReadCallback();
   bool ShouldWaitForMoreBufferedData() const;
 
   base::WeakPtrFactory<SpdyHttpStream> weak_factory_;
 
   const scoped_refptr<SpdySession> spdy_session_;
   SpdyStreamRequest stream_request_;
@@ skipping 42 matching lines @@
 
   // Is this spdy stream direct to the origin server (or to a proxy).
   bool direct_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyHttpStream);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_HTTP_STREAM_H_