Windows sbox: Warmup locales before sandbox lockdown (and tests)

content/renderer/renderer_main_platform_delegate_win.cc

Index: content/renderer/renderer_main_platform_delegate_win.cc
diff --git a/content/renderer/renderer_main_platform_delegate_win.cc b/content/renderer/renderer_main_platform_delegate_win.cc
index aae8ea1e0b2e8906195d9bb6d804361ffddc12f7..675961da16ca60e94ab6d7135f398a0053e78303 100644
--- a/content/renderer/renderer_main_platform_delegate_win.cc
+++ b/content/renderer/renderer_main_platform_delegate_win.cc
@@ -87,9 +87,6 @@ bool RendererMainPlatformDelegate::EnableSandbox() {
     // Cause advapi32 to load before the sandbox is turned on.
     unsigned int dummy_rand;
     rand_s(&dummy_rand);
-    // Warm up language subsystems before the sandbox is turned on.
-    ::GetUserDefaultLangID();
-    ::GetUserDefaultLCID();
 
     target_services->LowerToken();
     return true;