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

net/spdy/spdy_proxy_client_socket.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_PROXY_CLIENT_SOCKET_H_
 #define NET_SPDY_SPDY_PROXY_CLIENT_SOCKET_H_
 
 #include <list>
 #include <string>
 
@@ skipping 73 matching lines @@
                    const CompletionCallback& callback) OVERRIDE;
   virtual int Write(IOBuffer* buf,
                     int buf_len,
                     const CompletionCallback& callback) OVERRIDE;
   virtual bool SetReceiveBufferSize(int32 size) OVERRIDE;
   virtual bool SetSendBufferSize(int32 size) OVERRIDE;
   virtual int GetPeerAddress(IPEndPoint* address) const OVERRIDE;
   virtual int GetLocalAddress(IPEndPoint* address) const OVERRIDE;
 
   // SpdyStream::Delegate implementation.
-  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 61 matching lines @@
   base::WeakPtrFactory<SpdyProxyClientSocket> weak_factory_;
 
   const BoundNetLog net_log_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyProxyClientSocket);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_PROXY_CLIENT_SOCKET_H_