Fix review nits that were missed from https://crrev.com/d7241e515462c10b29a0470c3c3df647ae34be4b.

components/url_formatter/url_formatter.h

 // 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.
 
 // url_formatter contains routines for formatting URLs in a way that can be
 // safely and securely displayed to users. For example, it is responsible
 // for determining when to convert an IDN A-Label (e.g. "xn--[something]")
 // into the IDN U-Label.
 //
 // Note that this formatting is only intended for display purposes; it would
@@ skipping 132 matching lines @@
 // is used to determine whether a hostname is 'comprehensible' to a user
 // who understands languages listed. |host| will be converted to a
 // human-readable form (Unicode) ONLY when each component of |host| is
 // regarded as 'comprehensible'. Scipt-mixing is not allowed except that
 // Latin letters in the ASCII range can be mixed with a limited set of
 // script-language pairs (currently Han, Kana and Hangul for zh,ja and ko).
 // When |languages| is empty, even that mixing is not allowed.
 base::string16 IDNToUnicode(const std::string& host,
                             const std::string& languages);
 
-// If text starts with "www." it is removed, otherwise text is returned
+// If |text| starts with "www." it is removed, otherwise |text| is returned
 // unmodified.
 base::string16 StripWWW(const base::string16& text);
 
 // Runs |url|'s host through StripWWW().  |url| must be valid.
 base::string16 StripWWWFromHost(const GURL& url);
 
 }  // namespace url_formatter
 
 #endif  // COMPONENTS_URL_FORMATTER_URL_FORMATTER_H_