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

sandbox/win/src/target_services.cc

Index: sandbox/win/src/target_services.cc
diff --git a/sandbox/win/src/target_services.cc b/sandbox/win/src/target_services.cc
index 7537245b655b88f4d0c42d80b70b9d9e3a681d5e..2c037b9f3ce069849a2067514c9e37f36d8ecb32 100644
--- a/sandbox/win/src/target_services.cc
+++ b/sandbox/win/src/target_services.cc
@@ -76,26 +76,23 @@ bool WarmupWindowsLocales() {
   // warmup all of these functions, but let's not assume that.
   ::GetUserDefaultLangID();
   ::GetUserDefaultLCID();
-  if (base::win::GetVersion() >= base::win::VERSION_VISTA) {
-    static GetUserDefaultLocaleNameFunction GetUserDefaultLocaleName_func =
-        NULL;
+  static GetUserDefaultLocaleNameFunction GetUserDefaultLocaleName_func =
+      NULL;
+  if (!GetUserDefaultLocaleName_func) {
+    HMODULE kernel32_dll = ::GetModuleHandle(kKernel32DllName);
+    if (!kernel32_dll) {
+      return false;
+    }
+    GetUserDefaultLocaleName_func =
+        reinterpret_cast<GetUserDefaultLocaleNameFunction>(
+            GetProcAddress(kernel32_dll, "GetUserDefaultLocaleName"));
     if (!GetUserDefaultLocaleName_func) {
-      HMODULE kernel32_dll = ::GetModuleHandle(kKernel32DllName);
-      if (!kernel32_dll) {
-        return false;
-      }
-      GetUserDefaultLocaleName_func =
-          reinterpret_cast<GetUserDefaultLocaleNameFunction>(
-              GetProcAddress(kernel32_dll, "GetUserDefaultLocaleName"));
-      if (!GetUserDefaultLocaleName_func) {
-        return false;
-      }
+      return false;
     }
-    wchar_t localeName[LOCALE_NAME_MAX_LENGTH] = {0};
-    return (0 != GetUserDefaultLocaleName_func(
-                     localeName, LOCALE_NAME_MAX_LENGTH * sizeof(wchar_t)));
   }
-  return true;
+  wchar_t localeName[LOCALE_NAME_MAX_LENGTH] = {0};
+  return (0 != GetUserDefaultLocaleName_func(
+                    localeName, LOCALE_NAME_MAX_LENGTH * sizeof(wchar_t)));
 }
 
 // Used as storage for g_target_services, because other allocation facilities