Add more missing closing namespace comments.

third_party/WebKit/Source/core/html/parser/AtomicHTMLToken.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 "core/html/parser/AtomicHTMLToken.h"
 
 namespace blink {
 
 QualifiedName AtomicHTMLToken::nameForAttribute(const HTMLToken::Attribute& attribute) const
 {
     return QualifiedName(nullAtom, AtomicString(attribute.name), nullAtom);
 }
 
 bool AtomicHTMLToken::usesName() const
 {
     return m_type == HTMLToken::StartTag || m_type == HTMLToken::EndTag || m_type == HTMLToken::DOCTYPE;
 }
 
 bool AtomicHTMLToken::usesAttributes() const
 {
     return m_type == HTMLToken::StartTag || m_type == HTMLToken::EndTag;
 }
 
-}
+} // namespace blink