SyncFS: Introduce SyncFileSystemBackend

webkit/browser/fileapi/test_file_system_backend.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 "webkit/browser/fileapi/test_file_system_backend.h"
 
 #include <set>
 #include <string>
 #include <vector>
 
@@ skipping 141 matching lines @@
     const GURL& origin_url,
     FileSystemType type,
     OpenFileSystemMode mode,
     FileSystemContext* context,
     const InitializeFileSystemCallback& callback) {
   callback.Run(GetFileSystemRootURI(origin_url, type),
                GetFileSystemName(origin_url, type),
                base::PLATFORM_FILE_OK);
 }
 
-FileSystemFileUtil* TestFileSystemBackend::GetFileUtil(FileSystemType type) {
+FileSystemFileUtil* TestFileSystemBackend::GetFileUtil(
+    FileSystemType type,
+    const FileSystemContext* context) {
   DCHECK(local_file_util_.get());
   return local_file_util_->sync_file_util();
 }
 
-AsyncFileUtil* TestFileSystemBackend::GetAsyncFileUtil(FileSystemType type) {
+AsyncFileUtil* TestFileSystemBackend::GetAsyncFileUtil(
+    FileSystemType type,
+    const FileSystemContext* context) {
   return local_file_util_.get();
 }
 
 CopyOrMoveFileValidatorFactory*
 TestFileSystemBackend::GetCopyOrMoveFileValidatorFactory(
     FileSystemType type, base::PlatformFileError* error_code) {
   DCHECK(error_code);
   *error_code = base::PLATFORM_FILE_OK;
   if (require_copy_or_move_validator_) {
     if (!copy_or_move_file_validator_factory_)
@@ skipping 56 matching lines @@
   return quota_util_->GetUpdateObservers(type);
 }
 
 void TestFileSystemBackend::AddFileChangeObserver(
     FileChangeObserver* observer) {
   quota_util_->AddFileChangeObserver(
       kFileSystemTypeTest, observer, quota_util_->task_runner());
 }
 
 }  // namespace fileapi