QUIC test only change to add a convenience operator for printing

net/quic/congestion_control/send_algorithm_simulator.h

Index: net/quic/congestion_control/send_algorithm_simulator.h
diff --git a/net/quic/congestion_control/send_algorithm_simulator.h b/net/quic/congestion_control/send_algorithm_simulator.h
index 4941f35665dd03a4e688a1f309b7f6d5dc4cf45d..f94aee735bdef7930605cc0abad6249bceb2e599 100644
--- a/net/quic/congestion_control/send_algorithm_simulator.h
+++ b/net/quic/congestion_control/send_algorithm_simulator.h
@@ -8,15 +8,20 @@
 #define NET_QUIC_CONGESTION_CONTROL_SEND_ALGORITHM_SIMULATOR_H_
 
 #include <algorithm>
+#include <string>
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/format_macros.h"
+#include "base/strings/stringprintf.h"
 #include "net/quic/congestion_control/send_algorithm_interface.h"
 #include "net/quic/quic_protocol.h"
 #include "net/quic/quic_time.h"
 #include "net/quic/test_tools/mock_clock.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 
+using base::StringPrintf;
+
 namespace net {
 
 class SendAlgorithmSimulator {
@@ -34,6 +39,15 @@ class SendAlgorithmSimulator {
       last_cwnd = cwnd;
     }
 
+    std::string DebugString() {
+      return StringPrintf("observed goodput(bytes/s):%" PRId64 " cwnd:%" PRIu64
+                          " max_cwnd:%" PRIu64 " min_cwnd:%" PRIu64
+                          " max_cwnd_drop:%" PRIu64,
+                          last_transfer_bandwidth.ToBytesPerSecond(),
+                          send_algorithm->GetCongestionWindow(),
+                          max_cwnd, min_cwnd, max_cwnd_drop);
+    }

[Ryan Hamilton, 2014/07/17 00:02:46]

I suspect you'll need to move this to the .cc file.

[ramant (doing other things), 2014/07/18 18:02:25]

I am surprised, not sure why compiler's didn't complain(I thought I may have to
move the code into .cc file too).

Left the code similar to the internal source tree.

+
     SendAlgorithmInterface* send_algorithm;
     RttStats* rtt_stats;