Add explicit base namespace to string16 users.

chrome/common/extensions/api/file_handlers/file_handlers_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 "chrome/common/extensions/api/file_handlers/file_handlers_parser.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 24 matching lines @@
 
 FileHandlersParser::FileHandlersParser() {
 }
 
 FileHandlersParser::~FileHandlersParser() {
 }
 
 bool LoadFileHandler(const std::string& handler_id,
                      const base::DictionaryValue& handler_info,
                      std::vector<FileHandlerInfo>* file_handlers,
-                     string16* error) {
+                     base::string16* error) {
   DCHECK(error);
   FileHandlerInfo handler;
 
   handler.id = handler_id;
 
   const base::ListValue* mime_types = NULL;
   if (handler_info.HasKey(keys::kFileHandlerTypes) &&
       !handler_info.GetList(keys::kFileHandlerTypes, &mime_types)) {
     *error = ErrorUtils::FormatErrorMessageUTF16(
         errors::kInvalidFileHandlerType, handler_id);
@@ skipping 47 matching lines @@
         return false;
       }
       handler.extensions.insert(file_extension);
     }
   }
 
   file_handlers->push_back(handler);
   return true;
 }
 
-bool FileHandlersParser::Parse(Extension* extension, string16* error) {
+bool FileHandlersParser::Parse(Extension* extension, base::string16* error) {
   scoped_ptr<FileHandlers> info(new FileHandlers);
   const base::DictionaryValue* all_handlers = NULL;
   if (!extension->manifest()->GetDictionary(keys::kFileHandlers,
                                             &all_handlers)) {
     *error = ASCIIToUTF16(errors::kInvalidFileHandlers);
     return false;
   }
 
   DCHECK(extension->is_platform_app());
 
@@ skipping 27 matching lines @@
 
   extension->SetManifestData(keys::kFileHandlers, info.release());
   return true;
 }
 
 const std::vector<std::string> FileHandlersParser::Keys() const {
   return SingleKey(keys::kFileHandlers);
 }
 
 }  // namespace extensions