Add a private PPB_Talk_Private interface.

ppapi/c/private/ppb_talk_private.h

Index: ppapi/c/private/ppb_talk_private.h
diff --git a/ppapi/c/private/ppb_talk_private.h b/ppapi/c/private/ppb_talk_private.h
new file mode 100644
index 0000000000000000000000000000000000000000..6c51325c05384a44e815daabf5f484c48bcf4002
--- /dev/null
+++ b/ppapi/c/private/ppb_talk_private.h
@@ -0,0 +1,58 @@
+/* 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.
+ */
+
+/* From private/ppb_talk_private.idl modified Fri Mar  9 11:03:31 2012. */
+
+#ifndef PPAPI_C_PRIVATE_PPB_TALK_PRIVATE_H_
+#define PPAPI_C_PRIVATE_PPB_TALK_PRIVATE_H_
+
+#include "ppapi/c/pp_completion_callback.h"
+#include "ppapi/c/pp_instance.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_resource.h"
+#include "ppapi/c/pp_stdint.h"
+
+#define PPB_TALK_PRIVATE_INTERFACE_1_0 "PPB_Talk_Private;1.0"
+#define PPB_TALK_PRIVATE_INTERFACE PPB_TALK_PRIVATE_INTERFACE_1_0
+
+/**
+ * @file
+ * This file contains the <code>PPB_Talk</code> interface.
+ */
+
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+/**
+ * Extra interface for Talk.
+ */
+struct PPB_Talk_Private_1_0 {
+  /**
+   * Creates a Talk_Private resource.
+   */
+  PP_Resource (*Create)(PP_Instance instance);
+  /**
+   * Displays security UI.
+   *
+   * The callback will be issued with PP_OK as the result of the user gave
+   * permission, or PP_ERROR_NOACCESS if the user denied.
+   *
+   * You can only have one call pending. It will return PP_OK_COMPLETIONPENDING
+   * if the request is queued, or PP_ERROR_INPROGRESS if there is already a
+   * request in progress.
+   */
+  int32_t (*GetPermission)(PP_Resource talk_resource,
+                           struct PP_CompletionCallback callback);
+};
+
+typedef struct PPB_Talk_Private_1_0 PPB_Talk_Private;
+/**
+ * @}
+ */
+
+#endif  /* PPAPI_C_PRIVATE_PPB_TALK_PRIVATE_H_ */
+