Gender-neutralize a few more comments / strings.

components/omnibox/browser/autocomplete_match.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_MATCH_H_
 #define COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_MATCH_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 257 matching lines @@
   // Returns the value recorded for |property| in the |additional_info|
   // dictionary.  Returns the empty string if no such value exists.
   std::string GetAdditionalInfo(const std::string& property) const;
 
   // Returns whether this match is a "verbatim" match: a URL navigation directly
   // to the user's input, a search for the user's input with the default search
   // engine, or a "keyword mode" search for the query portion of the user's
   // input.  Note that rare or unusual types that could be considered verbatim,
   // such as keyword engine matches or extension-provided matches, aren't
   // detected by this IsVerbatimType, as the user will not be able to infer
-  // what will happen when he or she presses enter in those cases if the match
-  // is not shown.
+  // what will happen when they press enter in those cases if the match is not
+  // shown.
   bool IsVerbatimType() const;
 
   // Returns whether this match or any duplicate of this match can be deleted.
   // This is used to decide whether we should call DeleteMatch().
   bool SupportsDeletion() const;
 
   // Swaps the contents and description fields, and their associated
   // classifications, if this is a match for which we should emphasize the
   // title (stored in the description field) over the URL (in the contents
   // field).  Intended to only be used at the UI level before displaying, lest
@@ skipping 134 matching lines @@
       const base::string16& text,
       const ACMatchClassifications& classifications) const;
 #endif
 };
 
 typedef AutocompleteMatch::ACMatchClassification ACMatchClassification;
 typedef std::vector<ACMatchClassification> ACMatchClassifications;
 typedef std::vector<AutocompleteMatch> ACMatches;
 
 #endif  // COMPONENTS_OMNIBOX_BROWSER_AUTOCOMPLETE_MATCH_H_