Move more string_util functions to base namespace.

components/search_engines/template_url_parser.cc

 // 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.
 
 #include "components/search_engines/template_url_parser.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 45 matching lines @@
   return std::string(reinterpret_cast<const char*>(value));
 }
 
 // Returns true if input_encoding contains a valid input encoding string. This
 // doesn't verify that we have a valid encoding for the string, just that the
 // string contains characters that constitute a valid input encoding.
 bool IsValidEncodingString(const std::string& input_encoding) {
   if (input_encoding.empty())
     return false;
 
-  if (!IsAsciiAlpha(input_encoding[0]))
+  if (!base::IsAsciiAlpha(input_encoding[0]))
     return false;
 
   for (size_t i = 1, max = input_encoding.size(); i < max; ++i) {
     char c = input_encoding[i];
-    if (!IsAsciiAlpha(c) && !IsAsciiDigit(c) && c != '.' && c != '_' &&
-        c != '-') {
+    if (!base::IsAsciiAlpha(c) && !base::IsAsciiDigit(c) &&
+        c != '.' && c != '_' && c != '-') {
       return false;
     }
   }
   return true;
 }
 
 void AppendParamToQuery(const std::string& key,
                         const std::string& value,
                         std::string* query) {
   if (!query->empty())
@@ skipping 420 matching lines @@
   sax_handler.startElement = &TemplateURLParsingContext::StartElementImpl;
   sax_handler.endElement = &TemplateURLParsingContext::EndElementImpl;
   sax_handler.characters = &TemplateURLParsingContext::CharactersImpl;
   int error = xmlSAXUserParseMemory(&sax_handler, &context, data,
                                     static_cast<int>(length));
   xmlSubstituteEntitiesDefault(last_sub_entities_value);
 
   return error ?
       NULL : context.GetTemplateURL(search_terms_data, show_in_default_list);
 }