Get rid of page_set.FromDict from browsermark, canvasmark, dom_perf, html5gaming benchmarks.

tools/perf/benchmarks/dom_perf.py

 # Copyright (c) 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 json
 import math
 import os
 
 from telemetry import test
 from telemetry.core import util
@@ skipping 62 matching lines @@
 class DomPerf(test.Test):
   """A suite of JavaScript benchmarks for exercising the browser's DOM.
 
   The final score is computed as the geometric mean of the individual results.
   Scores are not comparable across benchmark suite versions and higher scores
   means better performance: Bigger is better!"""
   test = _DomPerfMeasurement
 
   def CreatePageSet(self, options):
     dom_perf_dir = os.path.join(util.GetChromiumSrcDir(), 'data', 'dom_perf')
-    base_page = 'file://run.html?reportInJS=1&run='
-    return page_set.PageSet.FromDict({
-        'pages': [
-          { 'url': base_page + 'Accessors' },
-          { 'url': base_page + 'CloneNodes' },
-          { 'url': base_page + 'CreateNodes' },
-          { 'url': base_page + 'DOMDivWalk' },
-          { 'url': base_page + 'DOMTable' },
-          { 'url': base_page + 'DOMWalk' },
-          { 'url': base_page + 'Events' },
-          { 'url': base_page + 'Get+Elements' },
-          { 'url': base_page + 'GridSort' },
-          { 'url': base_page + 'Template' }
-          ]
-        }, dom_perf_dir)
+    run_params = [
+      'Accessors',
+      'CloneNodes',
+      'CreateNodes',
+      'DOMDivWalk',
+      'DOMTable',
+      'DOMWalk',
+      'Events',
+      'Get+Elements',
+      'GridSort',
+      'Template'
+    ]
+    ps = page_set.PageSet(file_path=dom_perf_dir)
+    for param in run_params:
+      ps.AddPageWithDefaultRunNavigate(
+        'file://run.html?reportInJS=1&run=%s' % param)
+    return ps