Add more missing closing namespace comments.

third_party/WebKit/Source/platform/network/ResourceLoadTiming.cpp

 // Copyright 2015 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 "platform/network/ResourceLoadTiming.h"
 
 #include "platform/TraceEvent.h"
 
 namespace blink {
 
@@ skipping 132 matching lines @@
 void ResourceLoadTiming::setSslEnd(double sslEnd)
 {
     m_sslEnd = sslEnd;
 }
 
 double ResourceLoadTiming::calculateMillisecondDelta(double time) const
 {
     return time ? (time - m_requestTime) * 1000 : -1;
 }
 
-} // namespace
+} // namespace blink