Move npapi related files from content\child to the new content\child\npapi directory.

content/plugin/plugin_channel.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_PLUGIN_PLUGIN_CHANNEL_H_
 #define CONTENT_PLUGIN_PLUGIN_CHANNEL_H_
 
 #include <vector>
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_handle.h"
 #include "base/process.h"
 #include "build/build_config.h"
-#include "content/child/np_channel_base.h"
+#include "content/child/npapi/np_channel_base.h"
 #include "content/plugin/webplugin_delegate_stub.h"
 
 namespace base {
 class WaitableEvent;
 }
 
 namespace content {
 
 // Encapsulates an IPC channel between the plugin process and one renderer
 // process.  On the renderer side there's a corresponding PluginChannelHost.
@@ skipping 71 matching lines @@
   // Dummy NPP value used in the plugin process to represent entities other
   // that other plugin instances for the purpose of object ownership tracking.
   scoped_ptr<struct _NPP> npp_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginChannel);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PLUGIN_PLUGIN_CHANNEL_H_