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..8826f6792c98a63dc2589c8982cfc89bbe256976 100644
--- a/net/http/disk_cache_based_quic_server_info.h
+++ b/net/http/disk_cache_based_quic_server_info.h
@@ -26,7 +26,7 @@ class NET_EXPORT_PRIVATE DiskCacheBasedQuicServerInfo
     : public QuicServerInfo,
       public NON_EXPORTED_BASE(base::NonThreadSafe) {
  public:
-  DiskCacheBasedQuicServerInfo(const std::string& hostname,
+  DiskCacheBasedQuicServerInfo(const HostPortPair& host_port_pair,
                                HttpCache* http_cache);
 
   // QuicServerInfo implementation.
@@ -89,7 +89,7 @@ class NET_EXPORT_PRIVATE DiskCacheBasedQuicServerInfo
   bool ready_;
   bool found_entry_;  // Controls the behavior of DoCreateOrOpen.
   std::string new_data_;
-  const std::string hostname_;
+  const HostPortPair host_port_pair_;
   HttpCache* const http_cache_;
   disk_cache::Backend* backend_;
   disk_cache::Entry* entry_;