FileAPI: Add Initialize() function to FileSystemBackend

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 130 matching lines @@
       require_copy_or_move_validator_(false) {
 }
 
 TestFileSystemBackend::~TestFileSystemBackend() {
 }
 
 bool TestFileSystemBackend::CanHandleType(FileSystemType type) const {
   return (type == kFileSystemTypeTest);
 }
 
+void TestFileSystemBackend::Initialize(
+    const fileapi::FileSystemContext* context) {
+}
+
 void TestFileSystemBackend::InitializeFileSystem(
     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);
 }
@@ skipping 73 matching lines @@
   return quota_util_->GetUpdateObservers(type);
 }
 
 void TestFileSystemBackend::AddFileChangeObserver(
     FileChangeObserver* observer) {
   quota_util_->AddFileChangeObserver(
       kFileSystemTypeTest, observer, quota_util_->task_runner());
 }
 
 }  // namespace fileapi