ABANDONED Handle multiple AlternateProtocols for each HostPortPair.

net/http/http_server_properties.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_server_properties.h"
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/stringprintf.h"
 
@@ skipping 83 matching lines @@
     case kProtoUnknown:
     case kProtoHTTP11:
       break;
   }
 
   NOTREACHED() << "Invalid NextProto: " << next_proto;
   return UNINITIALIZED_ALTERNATE_PROTOCOL;
 }
 
 std::string AlternateProtocolInfo::ToString() const {
-  return base::StringPrintf("%d:%s p=%f", port,
-                            AlternateProtocolToString(protocol),
-                            probability);
+  return base::StringPrintf(
+      "%d:%s p=%f", port, AlternateProtocolToString(protocol), probability);
+}
+
+std::string AlternateProtocolsToString(AlternateProtocols protocols) {
+  std::string output{};
+  for (AlternateProtocols::const_iterator it = protocols.begin();
+       it != protocols.end();
+       ++it) {
+    output.append(it->ToString());
+    output.append("; ");
+  }
+  return output;
 }
 
 }  // namespace net