Test Android x86 on CI

etc/ci/bootstrap-android-and-accept-licences.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+cd $(dirname ${0})/../..
+yes | ./mach bootstrap-android

etc/ci/buildbot_steps.yml

@@ -160,7 +160,13 @@ android:
   - python ./etc/ci/check_dynamic_symbols.py
 
 android-x86:
-  - echo FIXME To be filled in once Buildbot is configured
+  - ./mach clean-nightlies --keep 3 --force
+  - ./mach clean-cargo-cache --keep 3 --force
+  - ./etc/ci/bootstrap-android-and-accept-licences.sh
+  - env --unset ANDROID_NDK --unset ANDROID_SDK ./mach build --target i686-linux-android --release
+  - env --unset ANDROID_NDK --unset ANDROID_SDK ./mach package --target i686-linux-android --release
+  - env --unset ANDROID_NDK --unset ANDROID_SDK ./mach test-android-startup --release
+  - bash ./etc/ci/lockfile_changed.sh
 
 android-nightly:
   - ./mach clean-nightlies --keep 3 --force