Fix perf exception (WIP DO NOT COMMIT)

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 9d83cafa2e71f11044fcb3d13f460b9417807678..4241cdcbab7672cf96bac30a6e31126b52f2f97b 100644
--- a/scripts/slave/recipes/chromium.py
+++ b/scripts/slave/recipes/chromium.py
@@ -439,9 +439,9 @@ def GenTests(api):
 
   yield (
     api.test('dynamic_swarmed_passed_isolated_script_test') +
-    api.properties.generic(mastername='chromium.linux',
-                           buildername='Linux Tests',
-                           parent_buildername='Linux Builder') +
+    api.properties.generic(mastername='chromium.perf',
+                           buildername='Android Nexus5 Perf',
+                           parent_buildername='Android Builder') +
     api.properties(swarm_hashes={
       'telemetry_gpu_unittests': 'eeeeeeeeeeeeeeeeeeeeeeeeeeeeee',
     }) +
@@ -464,9 +464,9 @@ def GenTests(api):
 
   yield (
     api.test('dynamic_swarmed_sharded_passed_isolated_script_test') +
-    api.properties.generic(mastername='chromium.linux',
-                           buildername='Linux Tests',
-                           parent_buildername='Linux Builder',
+    api.properties.generic(mastername='chromium.perf',
+                           buildername='Android Nexus5 Perf (1)',
+                           parent_buildername='Android Builder',
                            got_revision_cp='refs/heads/master@{#291141}',
                            buildnumber='1234',
                            version='v23523',
@@ -480,9 +480,9 @@ def GenTests(api):
       }) +
     api.platform('linux', 64) +
     api.override_step_data(
-        'read test spec (chromium.linux.json)',
+        'read test spec (chromium.perf.json)',
         api.json.output({
-            'Linux Tests': {
+            'Android Nexus5 Perf': {
                 'isolated_scripts': [
                     {
                         'isolate_name': 'telemetry_gpu_unittests',
@@ -495,13 +495,7 @@ def GenTests(api):
                 ],
             },
         })
-    ) +
-    api.override_step_data('telemetry_gpu_unittests on Ubuntu-12.04',
-        api.test_utils.canned_isolated_script_output(
-            passing=True, is_win=False, swarming=True,
-            shards=2, isolated_script_passing=True, valid=True,
-            use_json_test_format=True, output_chartjson=True),
-        retcode=0)
+    )
   )
 
   yield (