Explicitly setting names for stories in unittests

tools/perf/measurements/v8_gc_times_unittest.py

 # Copyright 2015 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.
 
 from telemetry import decorators
 from telemetry.internal.results import page_test_results
 from telemetry.page import page as page_module
 from telemetry.testing import options_for_unittests
 from telemetry.testing import page_test_test_case
 from telemetry.timeline import model as model_module
@@ skipping 17 matching lines @@
     wall_duration = wall_duration or thread_duration
     self._renderer_thread.BeginSlice(category, name, wall_start, thread_start,
                                      args=args)
     self._renderer_thread.EndSlice(wall_start + wall_duration,
                                    thread_start + thread_duration)
 
   class MockV8GCTimesPage(page_module.Page):
 
     def __init__(self, page_set):
       super(V8GCTimesTestPageHelper.MockV8GCTimesPage, self).__init__(
-          'file://blank.html', page_set, page_set.base_dir)
+          'file://blank.html', page_set, page_set.base_dir, name='blank.html')
 
   def MeasureFakePage(self):
     # Create a fake page and add it to the page set.
     results = page_test_results.PageTestResults()
     page = V8GCTimesTestPageHelper.MockV8GCTimesPage(self._page_set)
     self._page_set.AddStory(page)
 
     # Pretend we're about to run the tests to silence lower level asserts.
     results.WillRunPage(page)
 
@@ skipping 296 matching lines @@
           'v8_gc_scavenger': ('ms', 0.0),
           'v8_gc_scavenger_average': ('ms', 0.0),
           'v8_gc_scavenger_count': ('count', 0),
           'v8_gc_scavenger_max': ('ms', 0.0),
           'v8_gc_scavenger_idle_deadline_overrun': ('ms', 0.0),
           'v8_gc_scavenger_outside_idle': ('ms', 0.0),
           'v8_gc_scavenger_percentage_idle': ('idle%', 0.0),
           'v8_gc_total': ('ms', 0.0),
           'v8_gc_total_idle_deadline_overrun': ('ms', 0.0),
           'v8_gc_total_outside_idle': ('ms', 0.0)}