Remove duplicate application cpp files in mojo/application.

mojo/services/network/http_server_apptest.cc

 // Copyright 2015 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 "base/macros.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "base/strings/string_util.h"
-#include "mojo/application/application_test_base_chromium.h"
 #include "mojo/application/public/cpp/application_connection.h"
 #include "mojo/application/public/cpp/application_impl.h"
+#include "mojo/application/public/cpp/application_test_base.h"
 #include "mojo/common/data_pipe_utils.h"
 #include "mojo/services/network/net_address_type_converters.h"
 #include "mojo/services/network/public/interfaces/http_server.mojom.h"
 #include "mojo/services/network/public/interfaces/network_service.mojom.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
 #include "net/http/http_response_headers.h"
 #include "net/http/http_util.h"
 #include "net/socket/tcp_client_socket.h"
@@ skipping 448 matching lines @@
       make_scoped_ptr(new std::string("This is a test response..."))};
   connection.SendResponse(MakeResponseStruct(response_data));
 
   std::string response_message;
   client.ReadResponse(&response_message);
 
   CheckResponse(response_data, response_message);
 }
 
 }  // namespace mojo