Pinpoint - Need to supply --output-format=chartjson

dashboard/dashboard/pinpoint/models/quest_generator.py

 # Copyright 2017 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.
 
 import json
 
 from dashboard.pinpoint.models import quest as quest_module
 
 
 def QuestGenerator(request):
@@ skipping 78 matching lines @@
     arguments = [self.benchmark]
 
     if self.story:
       arguments += ('--story-filter', self.story)
 
     if self.repeat_count != 1:
       arguments += ('--pageset-repeat', str(self.repeat_count))
 
     arguments += ('--browser', self.browser)
 
-    arguments += ('-v', '--upload-results', '--output-format', 'chartjson')
+    arguments += ('-v', '--upload-results', '--output-format=chartjson')
     arguments += (
         '--isolated-script-test-output', '${ISOLATED_OUTDIR}/output.json',
         '--isolated-script-test-chartjson-output',
         '${ISOLATED_OUTDIR}/chartjson-output.json',
     )
 
     return arguments