chromeos: Use stl utilities from the base namespace

chromeos/system/name_value_pairs_parser.cc

 // Copyright (c) 2012 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 "chromeos/system/name_value_pairs_parser.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 30 matching lines @@
 }
 
 }  // namespace
 
 NameValuePairsParser::NameValuePairsParser(NameValueMap* map)
     : map_(map) {
 }
 
 void NameValuePairsParser::AddNameValuePair(const std::string& key,
                                             const std::string& value) {
-  if (!ContainsKey(*map_, key)) {
+  if (!base::ContainsKey(*map_, key)) {
     (*map_)[key] = value;
     VLOG(1) << "name: " << key << ", value: " << value;
   } else {
     LOG(WARNING) << "Key " << key << " already has value " << (*map_)[key]
                  << ", ignoring new value: " << value;
   }
 }
 
 bool NameValuePairsParser::ParseNameValuePairs(const std::string& in_string,
                                                const std::string& eq,
@@ skipping 80 matching lines @@
   std::string output_string;
   if (!GetToolOutput(argc, argv, &output_string))
     return false;
 
   return ParseNameValuePairsWithComments(
       output_string, eq, delim, comment_delim);
 }
 
 }  // namespace system
 }  // namespace chromeos