Land Recent QUIC Changes.

net/tools/quic/quic_spdy_client_stream.h

Index: net/tools/quic/quic_spdy_client_stream.h
diff --git a/net/tools/quic/quic_spdy_client_stream.h b/net/tools/quic/quic_spdy_client_stream.h
index 9b5573c6903699ee77216ef0adb5ace3a89caa74..466279a178a35095ed01c83ccdd476001ddfa9ec 100644
--- a/net/tools/quic/quic_spdy_client_stream.h
+++ b/net/tools/quic/quic_spdy_client_stream.h
@@ -51,6 +51,10 @@ class QuicSpdyClientStream : public QuicDataStream {
 
   // Sends body data to the server, or buffers if it can't be sent immediately.
   void SendBody(const std::string& data, bool fin);
+  // As above, but |delegate| will be notified once |data| is ACKed.
+  void SendBody(const std::string& data,
+                bool fin,
+                QuicAckNotifier::DelegateInterface* delegate);
 
   // Returns the response data.
   const std::string& data() { return data_; }