Move DirectoryReader::ReadEntries to FileRef::ReadDirectoryEntries

ppapi/api/pp_directory_entry.idl

Index: ppapi/api/pp_directory_entry.idl
diff --git a/ppapi/api/pp_directory_entry.idl b/ppapi/api/pp_directory_entry.idl
new file mode 100644
index 0000000000000000000000000000000000000000..b9106f6242913ae6542a7c117afbbbe0570ed2ef
--- /dev/null
+++ b/ppapi/api/pp_directory_entry.idl
@@ -0,0 +1,18 @@
+/* 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.
+ */
+
+/*
+ * This file defines the <code>PP_DirectoryEntry</code> struct.
+ */
+
+label Chrome {
+  M28 = 1.0
+};
+
+[assert_size(8)]
+struct PP_DirectoryEntry {
+  PP_Resource file_ref;
+  PP_FileType file_type;
+};