Cleanup/Remove Windows XP/Vista version checks from Windows sandbox code

sandbox/win/src/lpc_policy_test.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.
 
 // These tests have been added to specifically tests issues arising from (A)LPC
 // lock down.
 
 #include <algorithm>
 #include <cctype>
 
@@ skipping 110 matching lines @@
     return SBOX_TEST_FAILED;
   }
   if (0 == wcsncmp(locale_name, expected_locale_name.c_str(),
                    LOCALE_NAME_MAX_LENGTH)) {
     return SBOX_TEST_SUCCEEDED;
   }
   return SBOX_TEST_FAILED;
 }
 
 TEST(LpcPolicyTest, GetUserDefaultLocaleName) {
-  // GetUserDefaultLocaleName is not available before Vista.
-  if (base::win::GetVersion() < base::win::VERSION_VISTA) {
-    return;
-  }
   static GetUserDefaultLocaleNameFunction GetUserDefaultLocaleName_func = NULL;
   if (!GetUserDefaultLocaleName_func) {
     // GetUserDefaultLocaleName is not available on WIN XP.  So we'll
     // load it on-the-fly.
     HMODULE kernel32_dll = ::GetModuleHandle(kKernel32DllName);
     EXPECT_NE(nullptr, kernel32_dll);
     GetUserDefaultLocaleName_func =
         reinterpret_cast<GetUserDefaultLocaleNameFunction>(
             GetProcAddress(kernel32_dll, "GetUserDefaultLocaleName"));
     EXPECT_NE(nullptr, GetUserDefaultLocaleName_func);
   }
   wchar_t locale_name[LOCALE_NAME_MAX_LENGTH] = {0};
   EXPECT_NE(0, GetUserDefaultLocaleName_func(
                    locale_name, LOCALE_NAME_MAX_LENGTH * sizeof(wchar_t)));
   EXPECT_NE(0U, wcsnlen(locale_name, LOCALE_NAME_MAX_LENGTH));
   std::wstring cmd =
       L"Lpc_GetUserDefaultLocaleName " + std::wstring(locale_name);
   TestRunner runner;
   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(cmd.c_str()));
 }
 
 }  // namespace sandbox