Bug 1529655 - Have Raptor pixel 2 arm7 jobs run on mozilla-central and try only; r=jmaher,davehunt

Differential Revision: https://phabricator.services.mozilla.com/D20708

--HG--
extra : moz-landing-system : lando

taskcluster/ci/test/raptor.yml

@@ -373,8 +373,15 @@ raptor-tp6m-1-geckoview:
     description: "Raptor tp6m-1 on Geckoview"
     try-name: raptor-tp6m-1-geckoview
     treeherder-symbol: Rap(tp6m-1)
+    run-on-projects:
+        by-test-platform:
+            android-hw-p2-8-0-arm7.*: ['try', 'mozilla-central']
+            default: ['try', 'trunk', 'mozilla-beta']
     target: geckoview_example.apk
-    tier: 2
+    tier:
+        by-test-platform:
+            android-hw-p2-8-0-android-aarch64.*: 1
+            default: 2
     mozharness:
         extra-options:
             - --test=raptor-tp6m-1
@@ -409,7 +416,8 @@ raptor-speedometer-geckoview:
     target: geckoview_example.apk
     run-on-projects:
         by-test-platform:
-            android-hw.*: ['try', 'trunk', 'mozilla-beta']
+            android-hw-p2-8-0-arm7.*: ['try', 'mozilla-central']
+            default: ['try', 'trunk', 'mozilla-beta']
     max-run-time: 900
     mozharness:
         extra-options:
@@ -652,7 +660,8 @@ raptor-unity-webgl-geckoview:
     target: geckoview_example.apk
     run-on-projects:
         by-test-platform:
-            android-hw.*: ['try', 'trunk', 'mozilla-beta']
+            android-hw-p2-8-0-arm7.*: ['try', 'mozilla-central']
+            default: ['try', 'trunk', 'mozilla-beta']
     max-run-time: 900
     mozharness:
         extra-options: