Remove JsonOutputFormatter from telemetry.

telemetry/telemetry/internal/results/page_test_results.py

 # Copyright 2014 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 collections
 import copy
 import datetime
 import json
 import logging
 import os
 import random
 import sys
 import tempfile
 import time
 import traceback
 
 from py_utils import cloud_storage  # pylint: disable=import-error
 
 from telemetry import value as value_module
 from telemetry.internal.results import chart_json_output_formatter
-from telemetry.internal.results import json_output_formatter
 from telemetry.internal.results import html_output_formatter
 from telemetry.internal.results import progress_reporter as reporter_module
 from telemetry.internal.results import story_run
 from telemetry.value import failure
 from telemetry.value import skip
 from telemetry.value import trace
 
 from tracing.value import convert_chart_json
 from tracing.value import histogram_set
 from tracing.value.diagnostics import reserved_infos
@@ skipping 357 matching lines @@
     representative_value = self._representative_value_for_each_value_name[
         value.name]
     assert value.IsMergableWith(representative_value)
 
   def PrintSummary(self):
     if self._benchmark_enabled:
       self._progress_reporter.DidFinishAllTests(self)
 
       # Only serialize the trace if output_format is json or html.
       if (self._output_dir and
-          any(isinstance(o, (json_output_formatter.JsonOutputFormatter,
-                             html_output_formatter.HtmlOutputFormatter))
+          any(isinstance(o, html_output_formatter.HtmlOutputFormatter)
               for o in self._output_formatters)):
         self._SerializeTracesToDirPath(self._output_dir)
       for output_formatter in self._output_formatters:
         output_formatter.Format(self)
         output_formatter.PrintViewResults()
     else:
       for output_formatter in self._output_formatters:
         output_formatter.FormatDisabled(self)
 
   def FindValues(self, predicate):
@@ skipping 45 matching lines @@
         try:
           cloud_url = cloud_storage.Insert(
               bucket, remote_path, file_handle.GetAbsPath())
           sys.stderr.write(
               'View generated profiler files online at %s for page %s\n' %
               (cloud_url, page.name))
           self._pages_to_profiling_files_cloud_url[page].append(cloud_url)
         except cloud_storage.PermissionError as e:
           logging.error('Cannot upload profiling files to cloud storage due to '
                         ' permission error: %s', e.message)