Implement Pepper proxy for PPB_DirectoryReader

ppapi/proxy/resource_creation_proxy.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 "ppapi/proxy/resource_creation_proxy.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/trusted/ppb_image_data_trusted.h"
 #include "ppapi/proxy/audio_input_resource.h"
 #include "ppapi/proxy/browser_font_resource_trusted.h"
 #include "ppapi/proxy/connection.h"
+#include "ppapi/proxy/directory_reader_resource.h"
 #include "ppapi/proxy/file_chooser_resource.h"
 #include "ppapi/proxy/file_io_resource.h"
 #include "ppapi/proxy/flash_device_id_resource.h"
 #include "ppapi/proxy/flash_font_file_resource.h"
 #include "ppapi/proxy/flash_menu_resource.h"
 #include "ppapi/proxy/graphics_2d_resource.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
 #include "ppapi/proxy/plugin_globals.h"
 #include "ppapi/proxy/plugin_resource_tracker.h"
 #include "ppapi/proxy/ppapi_messages.h"
@@ skipping 288 matching lines @@
       *description, dispatcher->preferences()))->GetReference();
 }
 
 PP_Resource ResourceCreationProxy::CreateBuffer(PP_Instance instance,
                                                 uint32_t size) {
   return PPB_Buffer_Proxy::CreateProxyResource(instance, size);
 }
 
 PP_Resource ResourceCreationProxy::CreateDirectoryReader(
     PP_Resource directory_ref) {
-  NOTIMPLEMENTED();  // Not proxied yet.
-  return 0;
+  Resource* object =
+      PpapiGlobals::Get()->GetResourceTracker()->GetResource(directory_ref);
+  return (new DirectoryReaderResource(
+      GetConnection(), object->pp_instance(), directory_ref))->GetReference();
 }
 
 PP_Resource ResourceCreationProxy::CreateFlashDeviceID(PP_Instance instance) {
   return (new FlashDeviceIDResource(GetConnection(), instance))->GetReference();
 }
 
 PP_Resource ResourceCreationProxy::CreateFlashFontFile(
     PP_Instance instance,
     const PP_BrowserFont_Trusted_Description* description,
     PP_PrivateFontCharset charset) {
@@ skipping 51 matching lines @@
 bool ResourceCreationProxy::OnMessageReceived(const IPC::Message& msg) {
   return false;
 }
 
 Connection ResourceCreationProxy::GetConnection() {
   return Connection(PluginGlobals::Get()->GetBrowserSender(), dispatcher());
 }
 
 }  // namespace proxy
 }  // namespace ppapi