Add explicit base namespace to string16 users.

chrome/common/extensions/api/file_browser_handlers/file_browser_handler.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 "chrome/common/extensions/api/file_browser_handlers/file_browser_handler.h"
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 115 matching lines @@
 }
 
 FileBrowserHandlerParser::~FileBrowserHandlerParser() {
 }
 
 namespace {
 
 FileBrowserHandler* LoadFileBrowserHandler(
     const std::string& extension_id,
     const DictionaryValue* file_browser_handler,
-    string16* error) {
+    base::string16* error) {
   scoped_ptr<FileBrowserHandler> result(new FileBrowserHandler());
   result->set_extension_id(extension_id);
 
   std::string handler_id;
   // Read the file action |id| (mandatory).
   if (!file_browser_handler->HasKey(keys::kPageActionId) ||
       !file_browser_handler->GetString(keys::kPageActionId, &handler_id)) {
     *error = ASCIIToUTF16(errors::kInvalidPageActionId);
     return NULL;
   }
@@ skipping 91 matching lines @@
   }
 
   return result.release();
 }
 
 // Loads FileBrowserHandlers from |extension_actions| into a list in |result|.
 bool LoadFileBrowserHandlers(
     const std::string& extension_id,
     const ListValue* extension_actions,
     FileBrowserHandler::List* result,
-    string16* error) {
+    base::string16* error) {
   for (ListValue::const_iterator iter = extension_actions->begin();
        iter != extension_actions->end();
        ++iter) {
     if (!(*iter)->IsType(Value::TYPE_DICTIONARY)) {
       *error = ASCIIToUTF16(errors::kInvalidFileBrowserHandler);
       return false;
     }
     scoped_ptr<FileBrowserHandler> action(
         LoadFileBrowserHandler(
             extension_id, reinterpret_cast<DictionaryValue*>(*iter), error));
     if (!action.get())
       return false;  // Failed to parse file browser action definition.
     result->push_back(linked_ptr<FileBrowserHandler>(action.release()));
   }
   return true;
 }
 
 }  // namespace
 
 bool FileBrowserHandlerParser::Parse(extensions::Extension* extension,
-                                     string16* error) {
+                                     base::string16* error) {
   const ListValue* file_browser_handlers_value = NULL;
   if (!extension->manifest()->GetList(keys::kFileBrowserHandlers,
                                       &file_browser_handlers_value)) {
     *error = ASCIIToUTF16(errors::kInvalidFileBrowserHandler);
     return false;
   }
   scoped_ptr<FileBrowserHandlerInfo> info(new FileBrowserHandlerInfo);
   if (!LoadFileBrowserHandlers(extension->id(),
                                file_browser_handlers_value,
                                &info->file_browser_handlers,
                                error)) {
     return false;  // Failed to parse file browser actions definition.
   }
 
   extension->SetManifestData(keys::kFileBrowserHandlers, info.release());
   return true;
 }
 
 const std::vector<std::string> FileBrowserHandlerParser::Keys() const {
   return SingleKey(keys::kFileBrowserHandlers);
 }