Refactor FileSystem

content/renderer/pepper/null_file_system_callback_dispatcher.h

+// Copyright (c) 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.
+
+#ifndef CONTENT_RENDERER_PEPPER_NULL_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
+#define CONTENT_RENDERER_PEPPER_NULL_FILE_SYSTEM_CALLBACK_DISPATCHER_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/platform_file.h"
+#include "webkit/fileapi/file_system_callback_dispatcher.h"
+
+class GURL;
+
+namespace base {
+class FilePath;
+class FileUtilProxy;
+struct PlatformFileInfo;
+}  // namespace base
+
+namespace content {
+
+class NullFileSystemCallbackDispatcher
+    : public fileapi::FileSystemCallbackDispatcher {
+ public:
+  NullFileSystemCallbackDispatcher() {}
+
+  virtual ~NullFileSystemCallbackDispatcher(){}
+
+  virtual void DidSucceed() OVERRIDE;
+  virtual void DidReadMetadata(const base::PlatformFileInfo& file_info,
+                               const base::FilePath& platform_path) OVERRIDE;
+  virtual void DidCreateSnapshotFile(
+      const base::PlatformFileInfo& file_info,
+      const base::FilePath& platform_path) OVERRIDE;
+  virtual void DidReadDirectory(
+      const std::vector<base::FileUtilProxy::Entry>& entries,
+      bool has_more) OVERRIDE;
+  virtual void DidOpenFileSystem(const std::string& name,
+                                 const GURL& root) OVERRIDE;
+  virtual void DidWrite(int64 bytes, bool complete) OVERRIDE;
+  virtual void DidOpenFile(base::PlatformFile file) OVERRIDE;
+  virtual void DidFail(base::PlatformFileError platform_error) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(NullFileSystemCallbackDispatcher);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_PEPPER_NULL_FILE_SYSTEM_CALLBACK_DISPATCHER_H_