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

net/quic/quic_session_key.h

Index: net/quic/quic_session_key.h
diff --git a/net/quic/quic_session_key.h b/net/quic/quic_session_key.h
index 486efd1cca8b6105f9b9c97f99c5023fb38814d7..398fc00b4b274a46141c8456f46fb5900ffdfb7e 100644
--- a/net/quic/quic_session_key.h
+++ b/net/quic/quic_session_key.h
@@ -17,6 +17,7 @@ class NET_EXPORT_PRIVATE QuicSessionKey {
  public:
   QuicSessionKey();
   QuicSessionKey(const HostPortPair& host_port_pair, bool is_https);
+  QuicSessionKey(const std::string& host, uint16 port, bool is_https);
   ~QuicSessionKey();
 
   // Needed to be an element of std::set.
@@ -31,6 +32,10 @@ class NET_EXPORT_PRIVATE QuicSessionKey {
     return host_port_pair_;
   }
 
+  const std::string& host() const { return host_port_pair_.host(); }
+
+  uint16 port() const { return host_port_pair_.port(); }
+
   bool is_https() const { return is_https_; }
 
  private: