Use a direct include of strings headers in chrome/app/.

chrome/app/breakpad_win.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.
 
 #include "chrome/app/breakpad_win.h"
 
 #include <shellapi.h>
 #include <tchar.h>
 #include <userenv.h>
 #include <windows.h>
 #include <winnt.h>
 
 #include <algorithm>
 #include <vector>
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/environment.h"
 #include "base/file_version_info.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/string16.h"
-#include "base/string_util.h"
-#include "base/stringprintf.h"
+#include "base/strings/string16.h"
 #include "base/strings/string_split.h"
+#include "base/strings/string_util.h"
+#include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/metro.h"
 #include "base/win/pe_image.h"
 #include "base/win/registry.h"
 #include "base/win/win_util.h"
 #include "breakpad/src/client/windows/handler/exception_handler.h"
 #include "chrome/app/breakpad_field_trial_win.h"
 #include "chrome/app/hard_error_handler_win.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_paths.h"
@@ skipping 1117 matching lines @@
   previous_filter = SetUnhandledExceptionFilter(filter);
 }
 
 void StringVectorToCStringVector(const std::vector<std::wstring>& wstrings,
                                  std::vector<const wchar_t*>* cstrings) {
   cstrings->clear();
   cstrings->reserve(wstrings.size());
   for (size_t i = 0; i < wstrings.size(); ++i)
     cstrings->push_back(wstrings[i].c_str());
 }