PPAPI: Add PluginPrivateFileSystem

ppapi/cpp/private/plugin_private_file_system_private.cc

Index: ppapi/cpp/private/plugin_private_file_system_private.cc
diff --git a/ppapi/cpp/private/plugin_private_file_system_private.cc b/ppapi/cpp/private/plugin_private_file_system_private.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c4820cbd6d63c0fb0d0d7de1be973f5f331f67a6
--- /dev/null
+++ b/ppapi/cpp/private/plugin_private_file_system_private.cc
@@ -0,0 +1,39 @@
+// Copyright 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 "ppapi/cpp/private/plugin_private_file_system_private.h"
+
+#include "ppapi/c/private/ppb_plugin_private_file_system_private.h"
+#include "ppapi/cpp/module_impl.h"
+
+namespace pp {
+
+namespace {
+
+template <>
+const char* interface_name<PPB_PluginPrivateFileSystem_Private_0_1>() {
+  return PPB_PLUGINPRIVATEFILESYSTEM_PRIVATE_INTERFACE_0_1;
+}
+
+}  // namespace
+
+PluginPrivateFileSystemPrivate::PluginPrivateFileSystemPrivate() {
+}
+
+PluginPrivateFileSystemPrivate::PluginPrivateFileSystemPrivate(
+    const InstanceHandle& instance) : instance_(instance.pp_instance()) {
+}
+
+PluginPrivateFileSystemPrivate::~PluginPrivateFileSystemPrivate() {
+}
+
+int32_t PluginPrivateFileSystemPrivate::Open(
+    const CompletionCallbackWithOutput<pp::FileSystem>& cc) {
+  if (!has_interface<PPB_PluginPrivateFileSystem_Private_0_1>())
+    return cc.MayForce(PP_ERROR_NOINTERFACE);
+  return get_interface<PPB_PluginPrivateFileSystem_Private_0_1>()->
+      Open(instance_, cc.output(), cc.pp_completion_callback());
+}
+
+}  // namespace pp