Create a Perspective enum to use instead of a bool is_server to improve

net/quic/test_tools/quic_connection_peer.h

Index: net/quic/test_tools/quic_connection_peer.h
diff --git a/net/quic/test_tools/quic_connection_peer.h b/net/quic/test_tools/quic_connection_peer.h
index 67463380c69e7c5336303493181ce16759f926d8..88b05f034e7ca7e2453a1ff93854bd0333eff645 100644
--- a/net/quic/test_tools/quic_connection_peer.h
+++ b/net/quic/test_tools/quic_connection_peer.h
@@ -67,9 +67,8 @@ class QuicConnectionPeer {
       QuicConnection* connection,
       QuicPacketSequenceNumber sequence_number);
 
-  static bool IsServer(QuicConnection* connection);
-
-  static void SetIsServer(QuicConnection* connection, bool is_server);
+  static void SetPerspective(QuicConnection* connection,
+                             Perspective perspective);
 
   static void SetSelfAddress(QuicConnection* connection,
                              const IPEndPoint& self_address);