Remove unneeded platform_thread.h includes. Reduces number of includes from 5...

net/base/ssl_test_util.cc

 // Copyright (c) 2006-2008 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 <string>
 #include <algorithm>
 
 #include "net/base/ssl_test_util.h"
 
 #include "build/build_config.h"
@@ skipping 11 matching lines @@
 #include <ssl.h>
 #include <sslerr.h>
 #include <pk11pub.h>
 #undef Lock
 #include "base/nss_init.h"
 #endif
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
-#include "base/platform_thread.h"
 #include "base/string_util.h"
 #include "net/base/tcp_pinger.h"
 #include "net/base/host_resolver.h"
 #include "net/base/tcp_client_socket.h"
 #include "net/base/test_completion_callback.h"
 #include "testing/platform_test.h"
 
 #if defined(OS_WIN)
 #pragma comment(lib, "crypt32.lib")
 #endif
@@ skipping 303 matching lines @@
                   "certificate to your trusted roots for this test to work. "
                   "For more info visit:\n"
                   "http://dev.chromium.org/developers/testing\n";
     return false;
   }
 #endif
   return true;
 }
 
 }  // namespace net