arc: Empty implementation of ARC content file system

chrome/browser/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.cc

Index: chrome/browser/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.cc
diff --git a/chrome/browser/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.cc b/chrome/browser/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fb41b95fc6a555a26e1935b6d99fb15ae7c39aca
--- /dev/null
+++ b/chrome/browser/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.cc
@@ -0,0 +1,33 @@
+// Copyright 2016 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/chromeos/arc/fileapi/arc_content_file_system_file_stream_reader.h"
+
+#include "net/base/net_errors.h"
+
+namespace arc {
+
+ArcContentFileSystemFileStreamReader::ArcContentFileSystemFileStreamReader(
+    const storage::FileSystemURL& url,
+    int64_t offset,
+    int64_t max_bytes_to_read) {}
+
+ArcContentFileSystemFileStreamReader::~ArcContentFileSystemFileStreamReader() =
+    default;
+
+int ArcContentFileSystemFileStreamReader::Read(
+    net::IOBuffer* buffer,
+    int buffer_length,
+    const net::CompletionCallback& callback) {
+  NOTIMPLEMENTED();
+  return net::ERR_NOT_IMPLEMENTED;
+}
+
+int64_t ArcContentFileSystemFileStreamReader::GetLength(
+    const net::Int64CompletionCallback& callback) {
+  NOTIMPLEMENTED();
+  return net::ERR_NOT_IMPLEMENTED;
+}
+
+}  // namespace arc