Land Recent QUIC Changes.

net/quic/quic_flow_controller.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_flow_controller.h"
 
 #include "base/basictypes.h"
 #include "net/quic/quic_connection.h"
 #include "net/quic/quic_flags.h"
 #include "net/quic/quic_protocol.h"
@@ skipping 18 matching lines @@
       send_window_offset_(send_window_offset),
       receive_window_offset_(receive_window_offset),
       max_receive_window_(max_receive_window),
       last_blocked_send_window_offset_(0) {
   DVLOG(1) << ENDPOINT << "Created flow controller for stream " << id_
            << ", setting initial receive window offset to: "
            << receive_window_offset_
            << ", max receive window to: "
            << max_receive_window_
            << ", setting send window offset to: " << send_window_offset_;
-  if (connection_->version() <= QUIC_VERSION_16) {
-    DVLOG(1) << ENDPOINT << "Disabling QuicFlowController for stream " << id_
-             << ", QUIC version " << connection_->version();
-    Disable();
-  }
 }
 
 void QuicFlowController::AddBytesConsumed(uint64 bytes_consumed) {
   if (!IsEnabled()) {
     return;
   }
 
   bytes_consumed_ += bytes_consumed;
   DVLOG(1) << ENDPOINT << "Stream " << id_ << " consumed: " << bytes_consumed_;
 
@@ skipping 133 matching lines @@
 }
 
 uint64 QuicFlowController::SendWindowSize() const {
   if (bytes_sent_ > send_window_offset_) {
     return 0;
   }
   return send_window_offset_ - bytes_sent_;
 }
 
 }  // namespace net