Remove the is_server argument from the QuicSession constructor.

net/quic/test_tools/quic_test_utils.cc

Index: net/quic/test_tools/quic_test_utils.cc
diff --git a/net/quic/test_tools/quic_test_utils.cc b/net/quic/test_tools/quic_test_utils.cc
index dff6ceeacd4862412c137174a54748e6929eeefb..d85f92fa07ee3f03dac41102bae5c1f708ce5bcc 100644
--- a/net/quic/test_tools/quic_test_utils.cc
+++ b/net/quic/test_tools/quic_test_utils.cc
@@ -289,8 +289,8 @@ bool PacketSavingConnection::SendOrQueuePacket(
   return true;
 }
 
-MockSession::MockSession(QuicConnection* connection, bool is_server)
-    : QuicSession(connection, DefaultQuicConfig(), is_server) {
+MockSession::MockSession(QuicConnection* connection)
+    : QuicSession(connection, DefaultQuicConfig()) {
   ON_CALL(*this, WritevData(_, _, _, _, _, _))
       .WillByDefault(testing::Return(QuicConsumedData(0, false)));
 }
@@ -300,7 +300,7 @@ MockSession::~MockSession() {
 
 TestSession::TestSession(QuicConnection* connection,
                          const QuicConfig& config)
-    : QuicSession(connection, config, connection->is_server()),
+    : QuicSession(connection, config),
       crypto_stream_(NULL) {
 }