Landing Recent QUIC Changes.

net/quic/reliable_quic_stream.cc

Index: net/quic/reliable_quic_stream.cc
diff --git a/net/quic/reliable_quic_stream.cc b/net/quic/reliable_quic_stream.cc
index dbb5d440c219e94d72df28477f9396e278e7bc2b..8c3e90690ee2ad157a43d07cc9cb56a74ae9ff18 100644
--- a/net/quic/reliable_quic_stream.cc
+++ b/net/quic/reliable_quic_stream.cc
@@ -44,7 +44,7 @@ size_t GetReceivedFlowControlWindow(QuicSession* session) {
     return kDefaultFlowControlSendWindow;
   }
 
-  // Version must be >= QUIC_VERSION_20, so we check for stream specific flow
+  // Version must be >= QUIC_VERSION_21, so we check for stream specific flow
   // control window.
   if (session->config()->HasReceivedInitialStreamFlowControlWindowBytes()) {
     return session->config()->ReceivedInitialStreamFlowControlWindowBytes();