Fix header guards in //net.

net/nqe/network_quality.cc

 // Copyright 2016 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/nqe/network_quality.h"
 
 namespace net {
 namespace nqe {
 namespace internal {
 
@@ skipping 39 matching lines @@
          (transport_rtt() == InvalidRTT() ||
           other.transport_rtt() == InvalidRTT() ||
           transport_rtt() <= other.transport_rtt()) &&
          (downstream_throughput_kbps() == kInvalidThroughput ||
           other.downstream_throughput_kbps() == kInvalidThroughput ||
           downstream_throughput_kbps() >= other.downstream_throughput_kbps());
 }
 
 }  // namespace internal
 }  // namespace nqe
-}  // namespace net
+}  // namespace net