Add a private PPB_Talk_Private interface.

chrome/renderer/chrome_ppb_talk_private_impl.h

+// Copyright (c) 2011 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.
+
+#ifndef CHROME_RENDERER_CHROME_PPB_TALK_PRIVATE_IMPL_H_
+#define CHROME_RENDERER_CHROME_PPB_TALK_PRIVATE_IMPL_H_
+
+#include "ppapi/shared_impl/resource.h"
+#include "ppapi/thunk/ppb_talk_private_api.h"
+
+struct PPB_Talk_Private_1_0;
+
+namespace chrome {
+
+class PPB_Talk_Private_Impl : public ppapi::Resource,
+                              public ppapi::thunk::PPB_Talk_Private_API {
+ public:
+  PPB_Talk_Private_Impl(PP_Instance instance);
+  virtual ~PPB_Talk_Private_Impl();
+
+  static const PPB_Talk_Private_1_0* GetInterface();
+
+  // Resource overrides.
+  ppapi::thunk::PPB_Talk_Private_API* AsPPB_Talk_Private_API() { return this; }
+
+  // PPB_Talk_API implementation.
+  int32_t GetPermission(const PP_CompletionCallback& callback);
+
+  // May return null on failure.
+  content::RenderView* GetRenderView();
+
+  void ReplyReceived(int32_t result);
+
+ private:
+  class Observer;
+
+  void InstallMessageFilter();
+
+  scoped_refptr<ppapi::TrackedCallback> callback_;
+
+  scoped_ptr<Observer> observer_;
+
+  DISALLOW_COPY_AND_ASSIGN(PPB_Talk_Private_Impl);
+};
+
+}  // namespace chrome
+
+#endif  // CHROME_RENDERER_CHROME_PPB_TALK_PRIVATE_IMPL_H_