chromium.android: Test a swarmed blink_platform_unittests.

testing/buildbot/chromium.android.json

 {
   "Android Cronet Builder": {
     "additional_compile_targets": [
       "cronet_package"
     ]
   },
   "Android N5X Swarm Builder": {
     "gtest_tests": [
       {
         "override_compile_targets": [
@@ skipping 2998 matching lines @@
       {
         "test": "blimp_unittests"
       },
       {
         "test": "blink_heap_unittests"
       },
       {
         "test": "blink_platform_unittests"
       },
       {
+        "override_isolate_target": "blink_platform_unittests",
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "cipd_packages": [
+            {
+              "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
+              "location": "bin",
+              "revision": "git_revision:3ff24775a900b675866fbcacf2a8f98a18b2a16a"
+            }
+          ],
+          "dimension_sets": [
+            {
+              "device_os": "MMB29Q",
+              "device_type": "bullhead"
+            }
+          ],
+          "hard_timeout": 960,
+          "output_links": [
+            {
+              "link": [
+                "https://luci-logdog.appspot.com/v/?s",
+                "=android%2Fswarming%2Flogcats%2F",
+                "${TASK_ID}%2F%2B%2Funified_logcats"
+              ],
+              "name": "shard #${SHARD_INDEX} logcats"
+            }
+          ]
+        },
+        "test": "blink_platform_unittests"

[bpastene, 2016/09/13 22:45:46]

Anyone know if the "test" field needs to be unique for a builder? Should I smack
a "_swarming" to the end of this?

[jbudorick, 2016/09/13 22:51:23]

I don't think it does; I think you'll just wind up with a
"blink_platform_unittests (2)" which is fine for a short-term thing.

(or swarming will modify the step name)

+      },
+      {
         "override_compile_targets": [
           "breakpad_unittests_deps"
         ],
         "test": "breakpad_unittests"
       },
       {
         "test": "capture_unittests"
       },
       {
         "test": "cc_unittests"
@@ skipping 183 matching lines @@
       },
       {
         "test": "chrome_sync_shell_test_apk"
       },
       {
         "test": "content_shell_test_apk"
       }
     ]
   }
 }