Remove base::StringValue

chrome/browser/extensions/api/file_system/file_system_api.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/browser/extensions/api/file_system/file_system_api.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <set>
@@ skipping 472 matching lines @@
   base::FilePath file_path;
   std::string error;
   if (!app_file_handler_util::ValidateFileEntryAndGetPath(
           filesystem_name, filesystem_path,
           render_frame_host()->GetProcess()->GetID(), &file_path, &error)) {
     return RespondNow(Error(error));
   }
 
   file_path = path_util::PrettifyPath(file_path);
   return RespondNow(
-      OneArgument(base::MakeUnique<base::StringValue>(file_path.value())));
+      OneArgument(base::MakeUnique<base::Value>(file_path.value())));
 }
 
 FileSystemEntryFunction::FileSystemEntryFunction()
     : multiple_(false), is_directory_(false) {}
 
 void FileSystemEntryFunction::PrepareFilesForWritableApp(
     const std::vector<base::FilePath>& paths) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   // TODO(cmihail): Path directory set should be initialized only with the
   // paths that are actually directories, but for now we will consider
@@ skipping 931 matching lines @@
     return RespondNow(Error(kNotSupportedOnNonKioskSessionError));
   std::vector<api::file_system::Volume> result_volume_list;
   FillVolumeList(chrome_details_.GetProfile(), &result_volume_list);
 
   return RespondNow(ArgumentList(
       api::file_system::GetVolumeList::Results::Create(result_volume_list)));
 }
 #endif
 
 }  // namespace extensions