Convert the pp::proxy namespace to the ppapi::proxy namespace.

content/ppapi_plugin/plugin_process_dispatcher.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 CONTENT_PPAPI_PLUGIN_PLUGIN_PROCESS_DISPATCHER_H_
 #define CONTENT_PPAPI_PLUGIN_PLUGIN_PROCESS_DISPATCHER_H_
 
 #include "base/basictypes.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
 
 // Wrapper around a PluginDispatcher that provides the necessary integration
 // for plugin process management. This class is to avoid direct dependencies
 // from the PPAPI proxy on the Chrome multiprocess infrastructure.
-class PluginProcessDispatcher : public pp::proxy::PluginDispatcher {
+class PluginProcessDispatcher : public ppapi::proxy::PluginDispatcher {
  public:
   PluginProcessDispatcher(base::ProcessHandle remote_process_handle,
                           GetInterfaceFunc get_interface);
   virtual ~PluginProcessDispatcher();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PluginProcessDispatcher);
 };
 
 #endif  // CONTENT_PPAPI_PLUGIN_PLUGIN_PROCESS_DISPATCHER_H_