Fix Simple Chrome workflow to use cros Clang.

Changes to allow simple chrome workflow to use the cros Clang and
linker. Before, it was using the chrome bundled clang and system linker.

BUG=chromium:587960
TEST=used simple chrome for falco, daisy and alex-x86

Change-Id: I83d756800a9ae9856201fe44ed2ec86c7b5f40c9
Reviewed-on: https://chromium-review.googlesource.com/361502
Commit-Ready: Luis Lozano <llozano@chromium.org>
Tested-by: Luis Lozano <llozano@chromium.org>
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Reviewed-by: Caroline Tice <cmtice@chromium.org>
1 file changed