Re-enable iOS testing

infra/bots/recipes/swarm_trigger.expected/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "\nimport json\nimport sys\n\nwith open(sys.argv[1]) as f:\n  content = json.load(f)\n\nprint json.dumps(content, indent=2)\n",
       "{\"buildername\": \"Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release\", \"buildnumber\": 5, \"mastername\": \"client.skia\", \"path_config\": \"kitchen\", \"recipe\": \"swarm_trigger\", \"revision\": \"abc123\", \"slavename\": \"skiabot-linux-swarm-000\"}"
     ],
     "name": "print properties",
     "~followup_annotations": [
@@ skipping 495 matching lines @@
       "@@@STEP_LOG_LINE@python.inline@    sys.exit(1)@@@",
       "@@@STEP_LOG_LINE@python.inline@  os.makedirs(path, mode)@@@",
       "@@@STEP_LOG_END@python.inline@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "\nimport shutil\nimport sys\nshutil.copy(sys.argv[1], sys.argv[2])\n",
-      "{\n    \"args\": [\n        \"--isolate\", \n        \"[SLAVE_BUILD]/skia/infra/bots/test_skia.isolate\", \n        \"--isolated\", \n        \"[SLAVE_BUILD]/swarming_temp_dir/skia-task-test_skia.isolated\", \n        \"--config-variable\", \n        \"OS\", \n        \"iOS-9.2\", \n        \"--blacklist\", \n        \".git\", \n        \"--blacklist\", \n        \"out\", \n        \"--blacklist\", \n        \"*.pyc\", \n        \"--blacklist\", \n        \".recipe_deps\", \n        \"--extra-variable\", \n        \"WORKDIR\", \n        \"[SLAVE_BUILD]\"\n    ], \n    \"dir\": \"[SLAVE_BUILD]\", \n    \"version\": 1\n}",
+      "{\n    \"args\": [\n        \"--isolate\", \n        \"[SLAVE_BUILD]/skia/infra/bots/test_skia.isolate\", \n        \"--isolated\", \n        \"[SLAVE_BUILD]/swarming_temp_dir/skia-task-test_skia.isolated\", \n        \"--config-variable\", \n        \"OS\", \n        \"iOS-9.3.1\", \n        \"--blacklist\", \n        \".git\", \n        \"--blacklist\", \n        \"out\", \n        \"--blacklist\", \n        \"*.pyc\", \n        \"--blacklist\", \n        \".recipe_deps\", \n        \"--extra-variable\", \n        \"WORKDIR\", \n        \"[SLAVE_BUILD]\"\n    ], \n    \"dir\": \"[SLAVE_BUILD]\", \n    \"version\": 1\n}",
       "[SLAVE_BUILD]/swarming_temp_dir/test_skia.isolated.gen.json"
     ],
     "name": "Write test_skia.isolated.gen.json"
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[build::isolate]/resources/isolate.py",
       "[SLAVE_BUILD]/swarming.client",
@@ skipping 59 matching lines @@
       "trigger",
       "--swarming",
       "https://chromium-swarm.appspot.com",
       "--isolate-server",
       "https://isolateserver.appspot.com",
       "--priority",
       "90",
       "--shards",
       "1",
       "--task-name",
-      "test_skia/iOS-9.2/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5",
+      "test_skia/iOS-9.3.1/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5",
       "--dump-json",
       "/path/to/tmp/json",
       "--expiration",
       "72000",
       "--io-timeout",
       "2400",
       "--hard-timeout",
       "14400",
       "--dimension",
       "device",
-      "iPad4,1",
+      "iPad5,1",
       "--dimension",
       "os",
-      "iOS-9.2",
+      "iOS-9.3.1",
       "--dimension",
       "pool",
       "Skia",
       "--tag",
       "allow_milo:1",
       "--tag",
       "buildername:Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release",
       "--tag",
       "buildnumber:5",
       "--tag",
       "data:def456",
       "--tag",
       "master:client.skia",
       "--tag",
       "name:test_skia",
       "--tag",
-      "os:iOS-9.2",
+      "os:iOS-9.3.1",
       "--tag",
       "revision:abc123",
       "--tag",
       "slavename:skiabot-linux-swarm-000",
       "--tag",
-      "stepname:test_skia on iOS-9.2",
+      "stepname:test_skia on iOS-9.3.1",
       "--cipd-package",
       "skp:skia/bots/skp:version:0",
       "--cipd-package",
       "skimage:skia/bots/skimage:version:0",
       "--cipd-package",
       "svg:skia/bots/svg:version:0",
       "def456",
       "--",
       "--workdir",
       "../../..",
       "swarm_test",
       "buildername=Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release",
       "mastername=client.skia",
       "buildnumber=5",
       "slavename=skiabot-linux-swarm-000",
       "reason=Triggered by Skia swarm_trigger Recipe",
       "swarm_out_dir=${ISOLATED_OUTDIR}",
       "revision=abc123"
     ],
-    "name": "[trigger] test_skia on iOS-9.2",
+    "name": "[trigger] test_skia on iOS-9.3.1",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"base_task_name\": \"test_skia/iOS-9.2/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\", @@@",
+      "@@@STEP_LOG_LINE@json.output@  \"base_task_name\": \"test_skia/iOS-9.3.1/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"tasks\": {@@@",
-      "@@@STEP_LOG_LINE@json.output@    \"test_skia/iOS-9.2/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\": {@@@",
+      "@@@STEP_LOG_LINE@json.output@    \"test_skia/iOS-9.3.1/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\": {@@@",
       "@@@STEP_LOG_LINE@json.output@      \"shard_index\": 0, @@@",
       "@@@STEP_LOG_LINE@json.output@      \"task_id\": \"10000\", @@@",
       "@@@STEP_LOG_LINE@json.output@      \"view_url\": \"https://chromium-swarm.appspot.com/user/task/10000\"@@@",
       "@@@STEP_LOG_LINE@json.output@    }@@@",
       "@@@STEP_LOG_LINE@json.output@  }@@@",
       "@@@STEP_LOG_LINE@json.output@}@@@",
       "@@@STEP_LOG_END@json.output@@@",
       "@@@STEP_LINK@shard #0@https://chromium-swarm.appspot.com/user/task/10000@@@",
       "@@@STEP_LINK@view steps on Milo@https://luci-milo.appspot.com/swarming/task/10000@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "[SLAVE_BUILD]/swarming.client/swarming.py",
       "collect",
       "--swarming",
       "https://chromium-swarm.appspot.com",
       "--decorate",
       "--print-status-updates",
       "--json",
-      "{\"base_task_name\": \"test_skia/iOS-9.2/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\", \"tasks\": {\"test_skia/iOS-9.2/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\": {\"shard_index\": 0, \"task_id\": \"10000\", \"view_url\": \"https://chromium-swarm.appspot.com/user/task/10000\"}}}",
+      "{\"base_task_name\": \"test_skia/iOS-9.3.1/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\", \"tasks\": {\"test_skia/iOS-9.3.1/def456/Test-iOS-Clang-iPad4-GPU-SGX554-Arm7-Release/5\": {\"shard_index\": 0, \"task_id\": \"10000\", \"view_url\": \"https://chromium-swarm.appspot.com/user/task/10000\"}}}",
       "--task-summary-json",
       "/path/to/tmp/json"
     ],
-    "name": "test_skia on iOS-9.2",
+    "name": "test_skia on iOS-9.3.1",
     "~followup_annotations": [
       "@@@STEP_TEXT@swarming pending 71s@@@",
       "@@@STEP_LOG_LINE@json.output@{@@@",
       "@@@STEP_LOG_LINE@json.output@  \"shards\": [@@@",
       "@@@STEP_LOG_LINE@json.output@    {@@@",
       "@@@STEP_LOG_LINE@json.output@      \"abandoned_ts\": null, @@@",
       "@@@STEP_LOG_LINE@json.output@      \"bot_id\": \"vm30\", @@@",
       "@@@STEP_LOG_LINE@json.output@      \"completed_ts\": \"2014-09-25T01:42:00.123\", @@@",
       "@@@STEP_LOG_LINE@json.output@      \"created_ts\": \"2014-09-25T01:41:00.123\", @@@",
       "@@@STEP_LOG_LINE@json.output@      \"durations\": [@@@",
@@ skipping 269 matching lines @@
       "@@@STEP_LINK@shard #0 isolated out@blah@@@",
       "@@@STEP_LINK@view steps on Milo@https://luci-milo.appspot.com/swarming/task/148aa78d7aa0000@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]