{Csv,Block}PageMeasurementResults no longer perform streaming output.

tools/perf/measurements/loading_profile.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.
 
 import os
 import tempfile
 
 from metrics import loading
 from telemetry.core.platform.profiler import perf_profiler
 from telemetry.page import page_measurement
 from telemetry.value import scalar
 
 
 class LoadingProfile(page_measurement.PageMeasurement):
   options = {'page_repeat': 2}
 
   def __init__(self):
     super(LoadingProfile, self).__init__(discard_first_result=True)
 
-  @property
-  def results_are_the_same_on_every_page(self):
-    return False
-
   def CustomizeBrowserOptions(self, options):
     if not perf_profiler.PerfProfiler.is_supported(browser_type='any'):
       raise Exception('This measurement is not supported on this platform')
 
     perf_profiler.PerfProfiler.CustomizeBrowserOptions(
         browser_type='any', options=options)
 
   def WillNavigateToPage(self, page, tab):
     tab.browser.StartProfiling(perf_profiler.PerfProfiler.name(),
                                os.path.join(tempfile.mkdtemp(),
@@ skipping 10 matching lines @@
 
     profile_file = None
     for profile_file in profile_files:
       if 'renderer' in profile_file:
         break
 
     for function, period in perf_profiler.PerfProfiler.GetTopSamples(
         profile_file, 10).iteritems():
       results.AddValue(scalar.ScalarValue(
           results.current_page, function.replace('.', '_'), 'period', period))