Cleanup: Deprecate FileSystemCallbackDispatcher

content/renderer/pepper/null_file_system_callback_dispatcher.cc

-// 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.
-
-#include "content/renderer/pepper/null_file_system_callback_dispatcher.h"
-
-#include "base/files/file_path.h"
-#include "base/files/file_util_proxy.h"
-#include "base/logging.h"
-#include "googleurl/src/gurl.h"
-
-namespace content {
-
-void NullFileSystemCallbackDispatcher::DidSucceed() {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidReadMetadata(
-    const base::PlatformFileInfo& /* file_info */,
-    const base::FilePath& /* platform_path */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidCreateSnapshotFile(
-    const base::PlatformFileInfo& /* file_info */,
-    const base::FilePath& /* platform_path */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidReadDirectory(
-    const std::vector<base::FileUtilProxy::Entry>& /* entries */,
-    bool /* has_more */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidOpenFileSystem(
-    const std::string& /* name */,
-    const GURL& /* root */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidWrite(int64 /* bytes */,
-                                                bool /* complete */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidOpenFile(
-    base::PlatformFile /* file */,
-    int /* file_open_id */,
-    quota::QuotaLimitType /* quota_policy */) {
-  NOTREACHED();
-}
-
-void NullFileSystemCallbackDispatcher::DidFail(
-    base::PlatformFileError /* platform_error */) {
-  NOTREACHED();
-}
-
-}  // namespace content