Bypass QUIC proxy on ERR_QUIC_HANDSHAKE_FAILED

net/http/http_stream_factory_impl_job.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_stream_factory_impl_job.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 886 matching lines @@
       using_spdy_ = true;
       next_state_ = STATE_CREATE_STREAM;
     } else {
       // It is possible that the spdy session no longer exists.
       ReturnToStateInitConnection(true /* close connection */);
     }
     return OK;
   }
 
   if (proxy_info_.is_quic() && using_quic_ &&
-      result == ERR_QUIC_PROTOCOL_ERROR) {
+      (result == ERR_QUIC_PROTOCOL_ERROR ||
+       result == ERR_QUIC_HANDSHAKE_FAILED)) {
     using_quic_ = false;
     return ReconsiderProxyAfterError(result);
   }
 
   // TODO(willchan): Make this a bit more exact. Maybe there are recoverable
   // errors, such as ignoring certificate errors for Alternate-Protocol.
   if (result < 0 && waiting_job_) {
     waiting_job_->Resume(this);
     waiting_job_ = NULL;
   }
@@ skipping 395 matching lines @@
     case ERR_CONNECTION_ABORTED:
     case ERR_TIMED_OUT:
     case ERR_TUNNEL_CONNECTION_FAILED:
     case ERR_SOCKS_CONNECTION_FAILED:
     // This can happen in the case of trying to talk to a proxy using SSL, and
     // ending up talking to a captive portal that supports SSL instead.
     case ERR_PROXY_CERTIFICATE_INVALID:
     // This can happen when trying to talk SSL to a non-SSL server (Like a
     // captive portal).
     case ERR_QUIC_PROTOCOL_ERROR:
+    case ERR_QUIC_HANDSHAKE_FAILED:
     case ERR_SSL_PROTOCOL_ERROR:
       break;
     case ERR_SOCKS_CONNECTION_HOST_UNREACHABLE:
       // Remap the SOCKS-specific "host unreachable" error to a more
       // generic error code (this way consumers like the link doctor
       // know to substitute their error page).
       //
       // Note that if the host resolving was done by the SOCKS5 proxy, we can't
       // differentiate between a proxy-side "host not found" versus a proxy-side
       // "address unreachable" error, and will report both of these failures as
@@ skipping 155 matching lines @@
 
   if (job_status_ == STATUS_SUCCEEDED && other_job_status_ == STATUS_BROKEN) {
     HistogramBrokenAlternateProtocolLocation(
         BROKEN_ALTERNATE_PROTOCOL_LOCATION_HTTP_STREAM_FACTORY_IMPL_JOB_MAIN);
     session_->http_server_properties()->SetBrokenAlternateProtocol(
         HostPortPair::FromURL(request_info_.url));
   }
 }
 
 }  // namespace net