Cleanup: Remove unneeded headers from app/

chrome/test/automation/automation_proxy_uitest.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 "app/app_switches.h"
-#include "app/l10n_util.h"
 #include "app/message_box_flags.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/i18n/rtl.h"
 #include "base/keyboard_codes.h"
 #include "base/string_util.h"
 #include "base/sys_info.h"
 #include "build/build_config.h"
 #include "chrome/app/chrome_dll_resource.h"
@@ skipping 1470 matching lines @@
 
   // Allow some time for the popup to show up and close.
   PlatformThread::Sleep(sleep_timeout_ms());
 
   std::wstring expected(L"string");
   std::wstring jscript = CreateJSString(L"\"" + expected + L"\"");
   std::wstring actual;
   ASSERT_TRUE(tab->ExecuteAndExtractString(L"", jscript, &actual));
   ASSERT_EQ(expected, actual);
 }