Bug 1174206 - Migrate Android x86 builds to TaskCluster and make Tier 2 r=gbrown

mobile/android/config/tooltool-manifests/android-x86/releng.manifest

@@ -60,5 +60,13 @@
 "unpack": true,
 "digest": "5ebf4c34e43faba54d189156a1d590f1e99775d1004f18cb7619d9975a5c2bd252021e470abd82bceb28580c1a22dd5501320062a0d83b5588b84633ac30c494",
 "size": 51936348
+},
+{
+"size": 30899096,
+"visibility": "public",
+"digest": "ac9f5f95d11580d3dbeff87e80a585fe4d324b270dabb91b1165686acab47d99fa6651074ab0be09420239a5d6af38bb2c539506962a7b44e0ed4d080bba2953",
+"algorithm": "sha512",
+"filename": "java_home-1.7.0-openjdk-1.7.0.85.x86_64.tar.xz",
+"unpack": true
 }
 ]

taskcluster/ci/legacy/tasks/branches/base_job_flags.yml

@@ -17,6 +17,7 @@ flags:
     - android-api-15
     - android-api-15-frontend
     - android-partner-sample1
+    - android-x86
     - linux
     - linux-l10n    # Desktop l10n
     - linux64

taskcluster/ci/legacy/tasks/branches/try/job_flags.yml

@@ -17,6 +17,12 @@ builds:
     types:
       opt:
         task: tasks/builds/android_api_15_partner_sample1.yml
+  android-x86:
+    platforms:
+      - Android
+    types:
+      opt:
+        task: tasks/builds/android_x86.yml
   linux:
     platforms:
       - Linux

taskcluster/ci/legacy/tasks/builds/android_x86.yml

@@ -0,0 +1,64 @@
+$inherits:
+  from: 'tasks/builds/mobile_base.yml'
+  variables:
+    build_name: 'android-x86'
+    build_type: 'opt'
+task:
+  metadata:
+      name: '[TC] Android x86'
+      description: 'Android x86'
+
+  workerType: linux64-opt
+
+  routes:
+    - 'index.buildbot.branches.{{project}}.android-x86'
+    - 'index.buildbot.revisions.{{head_rev}}.{{project}}.android-x86'
+
+  scopes:
+    - 'docker-worker:cache:level-{{level}}-{{project}}-build-android-x86-workspace'
+    - 'docker-worker:cache:tooltool-cache'
+    - 'docker-worker:relengapi-proxy:tooltool.download.internal'
+    - 'docker-worker:relengapi-proxy:tooltool.download.public'
+
+  payload:
+    cache:
+      level-{{level}}-{{project}}-build-android-x86-workspace: '/home/worker/workspace'
+      tooltool-cache: '/home/worker/tooltool-cache'
+
+    features:
+      relengAPIProxy: true
+
+    env:
+      # inputs to mozharness
+      MOZHARNESS_SCRIPT: 'mozharness/scripts/fx_desktop_build.py'
+      # TODO: make these additional configuration files go away
+      MOZHARNESS_CONFIG: >
+          builds/releng_base_android_64_builds.py
+          disable_signing.py
+          platform_supports_post_upload_to_latest.py
+      MOZHARNESS_ACTIONS: "get-secrets build multi-l10n update"
+      MH_CUSTOM_BUILD_VARIANT_CFG: x86
+      MH_BRANCH: {{project}}
+      MH_BUILD_POOL: taskcluster
+
+    command: ["/bin/bash", "bin/build.sh"]
+
+  extra:
+    treeherderEnv:
+      - production
+      - staging
+    treeherder:
+      machine:
+        # see https://github.com/mozilla/treeherder/blob/master/ui/js/values.js
+        platform: android-4-2-x86
+      groupSymbol: tc
+      groupName: Submitted by taskcluster
+      symbol: B
+      tier: 2
+    # Rather then enforcing particular conventions we require that all build
+    # tasks provide the "build" extra field to specify where the build and tests
+    # files are located.
+    locations:
+      build: 'public/build/target.apk'
+      mozharness: 'public/build/mozharness.zip'
+      test_packages: 'public/build/target.test_packages.json'