Import wpt@9fcccf38b6be00f71ffa6bd6e29c5aa1ef25ee8c

third_party/WebKit/LayoutTests/imported/wpt/ci_stability.sh

 set -e
 
 hosts_fixup() {
     echo "travis_fold:start:hosts_fixup"
-    echo "== /etc/hosts =="
+    echo "Rewriting hosts file"
+    echo "## /etc/hosts ##"
     cat /etc/hosts
-    echo "----------------"
     sudo sed -i 's/^::1\s*localhost/::1/' /etc/hosts
     sudo sh -c 'echo "
 127.0.0.1 web-platform.test
 127.0.0.1 www.web-platform.test
 127.0.0.1 www1.web-platform.test
 127.0.0.1 www2.web-platform.test
 127.0.0.1 xn--n8j6ds53lwwkrqhv28a.web-platform.test
 127.0.0.1 xn--lve-6lad.web-platform.test
 " >> /etc/hosts'
     echo "== /etc/hosts =="
     cat /etc/hosts
     echo "----------------"
     echo "travis_fold:end:hosts_fixup"
 }
 
 
 test_stability() {
     python check_stability.py $PRODUCT
 }
 
 main() {
     hosts_fixup
     test_stability
 }
 
 main