Add "--test-type=gpu" to suppress API Keys InfoBar

content/test/gpu/gpu_tests/maps.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Runs a Google Maps pixel test.
 Performs several common navigation actions on the map (pan, zoom, rotate) then
 captures a screenshot and compares selected pixels against expected values"""
 
 import json
 import optparse
 import os
 
 import cloud_storage_test_base
 import gpu_test_base
 import maps_expectations
 import path_util
 
 from telemetry.core import util
 from telemetry.page import page_test
 from telemetry import story as story_module
 from telemetry.story import story_set as story_set_module
 
 class MapsValidator(cloud_storage_test_base.ValidatorBase):
   def CustomizeBrowserOptions(self, options):
-    options.AppendExtraBrowserArgs('--enable-gpu-benchmarking')
+    # --test-type=gpu is used only to suppress the "Google API Keys are missing"
+    # infobar, which causes flakiness in tests.
+    options.AppendExtraBrowserArgs(['--enable-gpu-benchmarking',
+                                    '--test-type=gpu'])
 
   def ValidateAndMeasurePage(self, page, tab, results):
     # TODO: This should not be necessary, but it's not clear if the test is
     # failing on the bots in it's absence. Remove once we can verify that it's
     # safe to do so.
     MapsValidator.SpinWaitOnRAF(tab, 3)
 
     if not tab.screenshot_supported:
       raise page_test.Failure('Browser does not support screenshot capture')
     screenshot = tab.Screenshot(5)
@@ skipping 65 matching lines @@
 
   def CreateStorySet(self, options):
     story_set_path = os.path.join(
         path_util.GetChromiumSrcDir(), 'content', 'test', 'gpu', 'page_sets')
     ps = story_set_module.StorySet(
         archive_data_file='data/maps.json',
         base_dir=story_set_path,
         cloud_storage_bucket=story_module.PUBLIC_BUCKET)
     ps.AddStory(MapsPage(ps, ps.base_dir, self.GetExpectations()))
     return ps