[SPDY] Add a SpdyStreamType enum and use it for SpdyStream

net/spdy/spdy_websocket_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_WEBSOCKET_STREAM_H_
 #define NET_SPDY_SPDY_WEBSOCKET_STREAM_H_
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
@@ skipping 56 matching lines @@
   // after completion. In other cases, delegate does not be called.
   int InitializeStream(const GURL& url,
                        RequestPriority request_priority,
                        const BoundNetLog& stream_net_log);
 
   int SendRequest(scoped_ptr<SpdyHeaderBlock> headers);
   int SendData(const char* data, int length);
   void Close();
 
   // SpdyStream::Delegate
-  virtual SpdySendStatus OnSendRequestHeadersComplete() OVERRIDE;
+  virtual void OnSendRequestHeadersComplete() OVERRIDE;
   virtual void OnSendBody() OVERRIDE;
   virtual void OnSendBodyComplete() OVERRIDE;
   virtual int OnResponseReceived(const SpdyHeaderBlock& response,
                                  base::Time response_time,
                                  int status) OVERRIDE;
   virtual int OnDataReceived(scoped_ptr<SpdyBuffer> buffer) OVERRIDE;
   virtual void OnDataSent() OVERRIDE;
   virtual void OnClose(int status) OVERRIDE;
 
  private:
@@ skipping 10 matching lines @@
   scoped_refptr<SpdySession> spdy_session_;
   size_t pending_send_data_length_;
   Delegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyWebSocketStream);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_WEBSOCKET_STREAM_H_