Use a direct include of strings headers in content/test/, content/worker/.

content/test/net/url_request_abort_on_end_job.cc

 // 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.
 // This class simulates what wininet does when a dns lookup fails.
 
 #include <algorithm>
 #include <cstring>
 
 #include "base/compiler_specific.h"
-#include "base/string_util.h"
+#include "base/strings/string_util.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/test/net/url_request_abort_on_end_job.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_filter.h"
 #include "net/url_request/url_request_status.h"
 
 namespace content {
@@ skipping 86 matching lines @@
     return true;
   }
 
   SetStatus(net::URLRequestStatus(net::URLRequestStatus::FAILED,
                                   net::ERR_CONNECTION_ABORTED));
   *bytes_read = -1;
   return false;
 }
 
 }  // namespace content