Remove unused original transmission stats from QuicAckNotifier.

net/tools/quic/end_to_end_test.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <string>
 #include <sys/epoll.h>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 1356 matching lines @@
   EXPECT_TRUE(server_sent_packet_manager.using_pacing());
   EXPECT_TRUE(client_sent_packet_manager.using_pacing());
 }
 
 // A TestAckNotifierDelegate verifies that its OnAckNotification method has been
 // called exactly once on destruction.
 class TestAckNotifierDelegate : public QuicAckNotifier::DelegateInterface {
  public:
   TestAckNotifierDelegate() {}
 
-  void OnAckNotification(int /*num_original_packets*/,
-                         int /*num_original_bytes*/,
-                         int /*num_retransmitted_packets*/,
+  void OnAckNotification(int /*num_retransmitted_packets*/,
                          int /*num_retransmitted_bytes*/,
                          QuicTime::Delta /*delta_largest_observed*/) override {
     ASSERT_FALSE(has_been_notified_);
     has_been_notified_ = true;
   }
 
   bool has_been_notified() const { return has_been_notified_; }
 
  protected:
   // Object is ref counted.
@@ skipping 47 matching lines @@
   while (!delegate->has_been_notified()) {
     // Waits for up to 50 ms.
     client_->client()->WaitForEvents();
   }
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace tools
 }  // namespace net