QUIC - use QuicSessionKey tuple (host, port, is_https) instead of server_hostname

net/http/disk_cache_based_quic_server_info.h

Index: net/http/disk_cache_based_quic_server_info.h
diff --git a/net/http/disk_cache_based_quic_server_info.h b/net/http/disk_cache_based_quic_server_info.h
index 76379319262426fcb1a1dbba67f8ff1e1c224d9a..a6e27f0ed5c2ab21922b6009463b037d063179c8 100644
--- a/net/http/disk_cache_based_quic_server_info.h
+++ b/net/http/disk_cache_based_quic_server_info.h
@@ -27,6 +27,7 @@ class NET_EXPORT_PRIVATE DiskCacheBasedQuicServerInfo
       public NON_EXPORTED_BASE(base::NonThreadSafe) {
  public:
   DiskCacheBasedQuicServerInfo(const std::string& hostname,
+                               uint16 port,
                                HttpCache* http_cache);
 
   // QuicServerInfo implementation.
@@ -90,6 +91,7 @@ class NET_EXPORT_PRIVATE DiskCacheBasedQuicServerInfo
   bool found_entry_;  // Controls the behavior of DoCreateOrOpen.
   std::string new_data_;
   const std::string hostname_;
+  uint16 port_;
   HttpCache* const http_cache_;
   disk_cache::Backend* backend_;
   disk_cache::Entry* entry_;