Do not mark alternate-protocol broken unless the main job succeeds.

net/http/http_server_properties.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_HTTP_HTTP_SERVER_PROPERTIES_H_
 #define NET_HTTP_HTTP_SERVER_PROPERTIES_H_
 
 #include <map>
 #include <string>
 #include "base/basictypes.h"
@@ skipping 24 matching lines @@
   // Maximum value for the enum.
   ALTERNATE_PROTOCOL_USAGE_MAX,
 };
 
 // Log a histogram to reflect |usage|.
 NET_EXPORT void HistogramAlternateProtocolUsage(AlternateProtocolUsage usage);
 
 enum BrokenAlternateProtocolLocation {
   BROKEN_ALTERNATE_PROTOCOL_LOCATION_HTTP_STREAM_FACTORY_IMPL_JOB = 0,
   BROKEN_ALTERNATE_PROTOCOL_LOCATION_QUIC_STREAM_FACTORY = 1,
+  BROKEN_ALTERNATE_PROTOCOL_LOCATION_HTTP_STREAM_FACTORY_IMPL_JOB_ALT = 2,
+  BROKEN_ALTERNATE_PROTOCOL_LOCATION_HTTP_STREAM_FACTORY_IMPL_JOB_MAIN = 3,
   BROKEN_ALTERNATE_PROTOCOL_LOCATION_MAX,
 };
 
 // Log a histogram to reflect |location|.
 NET_EXPORT void HistogramBrokenAlternateProtocolLocation(
     BrokenAlternateProtocolLocation location);
 
 enum AlternateProtocol {
   DEPRECATED_NPN_SPDY_2 = 0,
   ALTERNATE_PROTOCOL_MINIMUM_VALID_VERSION = DEPRECATED_NPN_SPDY_2,
@@ skipping 140 matching lines @@
 
   virtual PipelineCapabilityMap GetPipelineCapabilityMap() const = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(HttpServerProperties);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_H_