Land Recent QUIC Changes.

net/tools/quic/test_tools/quic_test_client.cc

Index: net/tools/quic/test_tools/quic_test_client.cc
diff --git a/net/tools/quic/test_tools/quic_test_client.cc b/net/tools/quic/test_tools/quic_test_client.cc
index d8e23e7a5ccddf92b20045f3f1271140b1380b1b..f5ad801fa5967a1ca9604f5cea95ab134a53d440 100644
--- a/net/tools/quic/test_tools/quic_test_client.cc
+++ b/net/tools/quic/test_tools/quic_test_client.cc
@@ -265,9 +265,15 @@ ssize_t QuicTestClient::SendMessage(const HTTPMessage& message) {
 }
 
 ssize_t QuicTestClient::SendData(string data, bool last_data) {
+  return SendData(data, last_data, nullptr);
+}
+
+ssize_t QuicTestClient::SendData(string data,
+                                 bool last_data,
+                                 QuicAckNotifier::DelegateInterface* delegate) {
   QuicSpdyClientStream* stream = GetOrCreateStream();
   if (!stream) { return 0; }
-  GetOrCreateStream()->SendBody(data, last_data);
+  GetOrCreateStream()->SendBody(data, last_data, delegate);
   WaitForWriteToFlush();
   return data.length();
 }