[intl] undef macros after use

Bug: v8:5751
Change-Id: Iabf1310f98d675f86ee7923715cb3fc754da7c8f
Reviewed-on: https://chromium-review.googlesource.com/1160650Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Sathya Gunasekaran <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54873}

src/objects/js-locale-inl.h

@@ -39,4 +39,6 @@ CAST_ACCESSOR(JSLocale);
 }  // namespace internal
 }  // namespace v8
 
+#include "src/objects/object-macros-undef.h"
+
 #endif  // V8_OBJECTS_JS_LOCALE_INL_H_

src/objects/js-locale.h

@@ -77,4 +77,6 @@ class JSLocale : public JSObject {
 }  // namespace internal
 }  // namespace v8
 
+#include "src/objects/object-macros-undef.h"
+
 #endif  // V8_OBJECTS_JS_LOCALE_H_