This reverts commit 6beb0bfd.

It caused compile failures on win_clang_dbg because when building libEGL_ANGLE.dll DllMainCRTStartup wasn't defined.

Change-Id: I8080f8db373f5988d86560da1b8b2a1bae30d3ea
Reviewed-on: https://chromium-review.googlesource.com/318460Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Corentin Wallez <cwallez@chromium.org>