We would miss expanding the else-if clauses in a chain
of selection statements.

BUG=346463

Change-Id: I8d16b9f25c97b8f6e7e73ad11bf7dae8e8c57ed7
Reviewed-on: https://chromium-review.googlesource.com/187844Reviewed-by: Nicolas Capens <nicolascapens@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>