Add private Pepper v2 API to get localized strings.

webkit/glue/plugins/pepper_private.h

+// Copyright (c) 2010 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 WEBKIT_GLUE_PLUGINS_PEPPER_PRIVATE_H_
+#define WEBKIT_GLUE_PLUGINS_PEPPER_PRIVATE_H_
+
+#include "webkit/glue/plugins/pepper_resource.h"
+
+typedef struct _ppb_Private PPB_Private;
+
+namespace pepper {
+
+class Private {
+ public:
+  // Returns a pointer to the interface implementing PPB_Private that is exposed
+  // to the plugin.
+  static const PPB_Private* GetInterface();
+};
+
+}  // namespace pepper
+
+#endif  // WEBKIT_GLUE_PLUGINS_PEPPER_PRIVATE_H_