Move BrowserMessageFilter to public, and into content namespace.

content/browser/renderer_host/p2p/socket_dispatcher_host.cc

 // 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.
 
 #include "content/browser/renderer_host/p2p/socket_dispatcher_host.h"
 
 #include "base/bind.h"
 #include "base/stl_util.h"
 #include "content/browser/renderer_host/p2p/socket_host.h"
 #include "content/browser/resource_context.h"
 #include "content/common/p2p_messages.h"
 #include "net/base/address_list.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_log.h"
 #include "net/base/single_request_host_resolver.h"
 #include "net/base/sys_addrinfo.h"
 
+using content::BrowserMessageFilter;
 using content::BrowserThread;
 
 namespace content {
 
 class P2PSocketDispatcherHost::DnsRequest {
  public:
   typedef base::Callback<void(const net::IPAddressNumber&)> DoneCallback;
 
   DnsRequest(int32 routing_id, int32 request_id,
              net::HostResolver* host_resolver)
@@ skipping 250 matching lines @@
       ExtendedSocketId(msg.routing_id(), socket_id));
   if (it != sockets_.end()) {
     delete it->second;
     sockets_.erase(it);
   } else {
     LOG(ERROR) << "Received P2PHostMsg_DestroySocket for invalid socket_id.";
   }
 }
 
 }  // namespace content