Revert "BUILD-2798 Implement suggested workaround for false positive in Travis CI"

This reverts commits:
 - 32640f7daf
 - 0a49278b4e
 - 1e4dfec8ec

.travis.yml

@@ -37,8 +37,6 @@ notifications:
     secure: PCekbN71ZmuOt82JUFmlhzxlx3wrXucSIpvxxWdZn9lfsPYQAtXCoOESaHjIVIpggsC5HSAic3HiedsWbuDk/XojmPrDCrfjgYG2wiuSuQlAa60WvzTPqXdRmUXyMQgItaAQbRfZP7kN9No/v8TZDfg5kT3i9ewy0bsfExpjAuo=
   on_start: always
 
-# This is a temporary change as Travis is currently executing this body even
-# when the job run successfully (support ticket #44617).
-# The changes should be reverted once we have a proper solution.
 after_failure:
-  - "[[ $TRAVIS_TEST_RESULT = 1 ]] && source ./.travis/setup_environment.sh && notify_burgr \"build\" \"build\" \"$TRAVIS_JOB_WEB_URL\" \"$(cat /tmp/build_start_time)\" \"$(date --utc +%FT%TZ)\" \"failed\" || true"
+  - source ./.travis/setup_environment.sh
+  - notify_burgr "build" "build" "$TRAVIS_JOB_WEB_URL" "$(cat /tmp/build_start_time)" "$(date --utc +%FT%TZ)" "failed" || true