Move P2P code to content namespace.

content/renderer/p2p/host_address_request.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_RENDERER_P2P_HOST_ADDRESS_REQUEST_H_
 #define CONTENT_RENDERER_P2P_HOST_ADDRESS_REQUEST_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "net/base/net_util.h"
 
 namespace base {
 class MessageLoopProxy;
 }  // namespace base
 
+namespace content {
+
 class P2PSocketDispatcher;
 
 class P2PHostAddressRequest :
     public base::RefCountedThreadSafe<P2PHostAddressRequest>  {
  public:
   typedef base::Callback<void(const net::IPAddressNumber&)> DoneCallback;
 
   P2PHostAddressRequest(P2PSocketDispatcher* dispatcher);
 
   // Sends host address request.
@@ skipping 30 matching lines @@
   // State must be accessed from delegate thread only.
   State state_;
 
   // Accessed on the IPC thread only.
   int32 request_id_;
   bool registered_;
 
   DISALLOW_COPY_AND_ASSIGN(P2PHostAddressRequest);
 };
 
+}  // namespace content
+
 #endif  // CONTENT_RENDERER_P2P_HOST_ADDRESS_REQUEST_H_