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

net/http/http_proxy_client_socket_pool.cc

 // 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.
 
 #include "net/http/http_proxy_client_socket_pool.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/time.h"
@@ skipping 304 matching lines @@
     // Create a session direct to the proxy itself
     int rv = spdy_pool->GetSpdySessionFromSocket(
         key, transport_socket_handle_.release(),
         net_log(), OK, &spdy_session, /*using_ssl_*/ true);
     if (rv < 0)
       return rv;
   }
 
   next_state_ = STATE_SPDY_PROXY_CREATE_STREAM_COMPLETE;
   return spdy_stream_request_.StartRequest(
-      spdy_session, params_->request_url(), params_->destination().priority(),
-      spdy_session->net_log(), callback_);
+      SPDY_BIDIRECTIONAL_STREAM, spdy_session, params_->request_url(),
+      params_->destination().priority(), spdy_session->net_log(), callback_);
 }
 
 int HttpProxyConnectJob::DoSpdyProxyCreateStreamComplete(int result) {
   if (result < 0)
     return result;
 
   next_state_ = STATE_HTTP_PROXY_CONNECT_COMPLETE;
   base::WeakPtr<SpdyStream> stream = spdy_stream_request_.ReleaseStream();
   DCHECK(stream);
   // |transport_socket_| will set itself as |stream|'s delegate.
@@ skipping 195 matching lines @@
   return base_.histograms();
 }
 
 bool HttpProxyClientSocketPool::CloseOneIdleConnection() {
   if (base_.CloseOneIdleSocket())
     return true;
   return base_.CloseOneIdleConnectionInLayeredPool();
 }
 
 }  // namespace net