Browser Plugin: Move to old namespace

content/renderer/browser_plugin/old/browser_plugin_var_serialization_rules.h

 // 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.
 
 #ifndef CONTENT_RENDERER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_VAR_SERIALIZATION_RULES_H_
 #define CONTENT_RENDERER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_VAR_SERIALIZATION_RULES_H_
 
 #include "ppapi/proxy/var_serialization_rules.h"
 
 namespace content {
+namespace old {
 
 // Implementation of the VarSerializationRules interface for the browser plugin.
 class BrowserPluginVarSerializationRules :
     public ppapi::proxy::VarSerializationRules {
  public:
   explicit BrowserPluginVarSerializationRules();
 
   // VarSerialization implementation.
   virtual PP_Var SendCallerOwned(const PP_Var& var) OVERRIDE;
   virtual PP_Var BeginReceiveCallerOwned(const PP_Var& var) OVERRIDE;
   virtual void EndReceiveCallerOwned(const PP_Var& var) OVERRIDE;
   virtual PP_Var ReceivePassRef(const PP_Var& var) OVERRIDE;
   virtual PP_Var BeginSendPassRef(const PP_Var& var) OVERRIDE;
   virtual void EndSendPassRef(const PP_Var& var) OVERRIDE;
   virtual void ReleaseObjectRef(const PP_Var& var) OVERRIDE;
 
  private:
   virtual ~BrowserPluginVarSerializationRules();
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginVarSerializationRules);
 };
 
+}  // namespace old
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_BROWSER_PLUGIN_OLD_BROWSER_PLUGIN_VAR_SERIALIZATION_RULES_H_