Convert the Pepper Talk API to use the new resource system.

ppapi/proxy/talk_resource.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/talk_resource.h"
+
+#include "ppapi/proxy/ppapi_messages.h"
+
+namespace ppapi {
+namespace proxy {
+
+TalkResource::TalkResource(Connection connection, PP_Instance instance)
+    : PluginResource(connection, instance) {
+}
+
+TalkResource::~TalkResource() {
+}
+
+thunk::PPB_Talk_Private_API* TalkResource::AsPPB_Talk_Private_API() {
+  return this;
+}
+
+int32_t TalkResource::GetPermission(scoped_refptr<TrackedCallback> callback) {
+  if (TrackedCallback::IsPending(callback_))
+    return PP_ERROR_INPROGRESS;
+  callback_ = callback;
+
+  if (!sent_create_to_browser())
+    SendCreate(BROWSER, PpapiHostMsg_Talk_Create());
+
+  Call<PpapiPluginMsg_Talk_GetPermissionReply>(
+      BROWSER,
+      PpapiHostMsg_Talk_GetPermission(),
+      base::Bind(&TalkResource::GetPermissionReply, base::Unretained(this)));
+  return PP_OK_COMPLETIONPENDING;
+}
+
+void TalkResource::GetPermissionReply(
+    const ResourceMessageReplyParams& params) {
+  callback_->Run(params.result());
+}
+
+}  // namespace proxy
+}  // namespace ppapi