Add logcats link in builbot page for android swarming tasks

scripts/slave/recipes/chromium.py

Index: scripts/slave/recipes/chromium.py
diff --git a/scripts/slave/recipes/chromium.py b/scripts/slave/recipes/chromium.py
index 2993f6edbe8fc55dba8ecce63ddd99a18304b57f..11be78a82059319a7c423ce3aa6bfb36857a59b0 100644
--- a/scripts/slave/recipes/chromium.py
+++ b/scripts/slave/recipes/chromium.py
@@ -967,8 +967,8 @@ def GenTests(api):
                             ],
                             'cipd_packages': [
                                 {
-                                    'location': '{$HOME}/logdog',
-                                    'cipd_package': 'infra/logdog/linux-386',
+                                    'location': 'bin',
+                                    'cipd_package': 'logdog/butler/linux-386',
                                     'revision': 'git_revision:deadbeef',
                                 },
                             ],
@@ -985,6 +985,99 @@ def GenTests(api):
   )
 
   yield (
+    api.test('dynamic_swarmed_logdog_trigger_test') +
+    api.properties.generic(mastername='chromium.linux',
+                           buildername='Android Tests',
+                           parent_buildername='Android Builder') +
+    api.properties(swarm_hashes={
+      'chrome_public_test_apk': 'cccccccccccccccccc',
+    }) +
+    api.override_step_data(
+        'read test spec (chromium.linux.json)',
+        api.json.output({
+            'Android Tests': {
+                'gtest_tests': [
+                    {
+                        'test': 'chrome_public_test_apk',
+                        'swarming': {
+                            'can_use_on_swarming_builders': True,
+                            'dimension_sets': [
+                                {
+                                    'build.id': 'KTU84P',
+                                    'product.board': 'hammerhead',
+                                },
+                            ],
+                            'cipd_packages': [
+                                {
+                                    'location': 'bin',
+                                    'cipd_package': 'logdog/butler/linux-386',
+                                    'revision': 'git_revision:deadbeef',
+                                },
+                                {
+                                    'location': 'bin',
+                                    'cipd_package': 'some/other/package',
+                                    'revision': 'git_revision:deadbeef',
+                                },
+                            ],
+                        },
+                        'override_compile_targets': [
+                            'chrome_public_test_apk'
+                         ],
+                        'override_isolate_target': 'chrome_public_test_apk',
+                    }
+                ],
+            },
+        })
+    )
+  )
+
+  yield (
+    api.test('dynamic_swarmed_no_logdog_test') +
+    api.properties.generic(mastername='chromium.linux',
+                           buildername='Android Tests',
+                           parent_buildername='Android Builder') +
+    api.properties(swarm_hashes={
+      'chrome_public_test_apk': 'cccccccccccccccccc',
+    }) +
+    api.override_step_data(
+        'read test spec (chromium.linux.json)',
+        api.json.output({
+            'Android Tests': {
+                'gtest_tests': [
+                    {
+                        'test': 'chrome_public_test_apk',
+                        'swarming': {
+                            'can_use_on_swarming_builders': True,
+                            'dimension_sets': [
+                                {
+                                    'build.id': 'KTU84P',
+                                    'product.board': 'hammerhead',
+                                },
+                            ],
+                            'cipd_packages': [
+                                {
+                                    'location': 'bin',
+                                    'cipd_package': 'some/other/package',
+                                    'revision': 'git_revision:deadbeef',
+                                },
+                                {
+                                    'location': 'bin',
+                                    'cipd_package': 'another/package',
+                                    'revision': 'git_revision:deadbeef',
+                                },
+                            ],
+                        },
+                        'override_compile_targets': [
+                            'chrome_public_test_apk'
+                         ],
+                        'override_isolate_target': 'chrome_public_test_apk',
+                    }
+                ],
+            },
+        })
+    )
+  )
+  yield (
     api.test('dynamic_instrumentation_cloud_test') +
     api.properties.generic(mastername='chromium.fyi',
                            buildername='Android Cloud Tests',