Add more string_util functions to base namespace.

components/json_schema/json_schema_validator.cc

 // Copyright 2013 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/json_schema/json_schema_validator.h"
 
 #include <algorithm>
 #include <cfloat>
 #include <cmath>
 #include <vector>
@@ skipping 354 matching lines @@
     default:
       NOTREACHED() << "Unexpected value type: " << value->GetType();
       return std::string();
   }
 }
 
 // static
 std::string JSONSchemaValidator::FormatErrorMessage(const std::string& format,
                                                     const std::string& s1) {
   std::string ret_val = format;
-  ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s1);
+  base::ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s1);
   return ret_val;
 }
 
 // static
 std::string JSONSchemaValidator::FormatErrorMessage(const std::string& format,
                                                     const std::string& s1,
                                                     const std::string& s2) {
   std::string ret_val = format;
-  ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s1);
-  ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s2);
+  base::ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s1);
+  base::ReplaceFirstSubstringAfterOffset(&ret_val, 0, "*", s2);
   return ret_val;
 }
 
 // static
 scoped_ptr<base::DictionaryValue> JSONSchemaValidator::IsValidSchema(
     const std::string& schema,
     std::string* error) {
   return JSONSchemaValidator::IsValidSchema(schema, 0, error);
 }
 
@@ skipping 440 matching lines @@
 
   if (*additional_properties_schema) {
     std::string additional_properties_type(schema::kAny);
     CHECK((*additional_properties_schema)->GetString(
         schema::kType, &additional_properties_type));
     return additional_properties_type == schema::kAny;
   } else {
     return default_allow_additional_properties_;
   }
 }