Update Pica WPR and replace 'pica' benchmark with 'polymer_load.pica'

The polymer_load measurement is one we intend to use for measuring other
Polymer apps loading (e.g., paper-calculator, Topeka).

R=tonyg@chromium.org

Review URL: https://codereview.chromium.org/435043003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@287109 0039d316-1c4b-4281-b951-d872f2087c98

tools/perf/benchmarks/pica.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 page_sets
-from telemetry import benchmark
-from telemetry.page import page_measurement
-from telemetry.value import scalar
-
-class _PicaMeasurement(page_measurement.PageMeasurement):
-  def CustomizeBrowserOptions(self, options):
-    # Needed for native custom elements (document.register)
-    options.AppendExtraBrowserArgs(
-        '--enable-experimental-web-platform-features')
-
-  def MeasurePage(self, _, tab, results):
-    result = int(tab.EvaluateJavaScript('__polymer_ready_time'))
-    results.AddValue(scalar.ScalarValue(
-        results.current_page, 'Total', 'ms', result))
-
-
-class Pica(benchmark.Benchmark):
-  test = _PicaMeasurement
-  page_set = page_sets.PicaPageSet

tools/perf/benchmarks/polymer_load.py

@@ -7,7 +7,6 @@ import page_sets
 from telemetry import benchmark
 
 
-@benchmark.Disabled
 class PolymerLoadPica(benchmark.Benchmark):
   """Measures time to polymer-ready for PICA."""
   test = polymer_load.PolymerLoadMeasurement

tools/perf/page_sets/data/pica.json

 {
     "description": "Describes the Web Page Replay archives for a page set. Don't edit by hand! Use record_wpr for updating.", 
     "archives": {
-        "pica_008.wpr": [
+        "pica_009.wpr": [
             "http://localhost/polymer/projects/pica/"
         ]
     }
-}
\ No newline at end of file
+}

tools/perf/page_sets/data/pica_009.wpr.sha1

+bddfb6cd3bc1640f7041f1d8ad06da7aa5b1cdea
\ No newline at end of file