From 50c840fe42f4bf91019e9e585ee9c1c85cde232e Mon Sep 17 00:00:00 2001
From: Simon Sapin <simon.sapin@exyr.org>
Date: Mon, 5 Nov 2018 19:10:30 +0100
Subject: [PATCH] Revert "Disable unused-extern-crates warnings for now"

This reverts commit 32462cd909a7c28d0d86664291bdcb0043c0bb45.
---
 python/servo/command_base.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/python/servo/command_base.py b/python/servo/command_base.py
index 08382061379..3770de6c9cd 100644
--- a/python/servo/command_base.py
+++ b/python/servo/command_base.py
@@ -646,6 +646,8 @@ install them, let us know by filing a bug!")
             if target.startswith('arm') or target.startswith('aarch64'):
                 env['RUSTFLAGS'] = env.get('RUSTFLAGS', "") + " -C target-feature=+neon"
 
+        env['RUSTFLAGS'] = env.get('RUSTFLAGS', "") + " -W unused-extern-crates"
+
         git_info = []
         if os.path.isdir('.git') and is_build:
             git_sha = subprocess.check_output([