Revert "The global invariant pragma must not leak across compilations." This reverts commit ae2e19188cf0a9b035a27143f585df10e72ffabd. Change-Id: I017ba4ba9baa633793d7bdd9691c580ed7016cde Reviewed-on: https://chromium-review.googlesource.com/358410 Reviewed-by: Zhenyao Mo <zmo@chromium.org>