cc: Compute draw transforms dynamically.

tools/perf/benchmarks/draw_properties.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 core import perf_benchmark
+
+import ct_benchmarks_util
+from measurements import draw_properties
+import page_sets
+from telemetry import benchmark
+
+
+class _DrawProperties(perf_benchmark.PerfBenchmark):
+
+  @classmethod
+  def Name(cls):
+    return 'draw_properties'
+
+  def CreatePageTest(self, options):
+    return draw_properties.DrawProperties()
+
+# This benchmark depends on tracing categories available in M43
+# This benchmark is still useful for manual testing, but need not be enabled
+# and run regularly.
+@benchmark.Disabled('all')
+class DrawPropertiesToughScrolling(_DrawProperties):
+  page_set = page_sets.ToughScrollingCasesPageSet
+
+  @classmethod
+  def Name(cls):
+    return 'draw_properties.tough_scrolling'
+
+
+# This benchmark depends on tracing categories available in M43
+# This benchmark is still useful for manual testing, but need not be enabled
+# and run regularly.
+@benchmark.Disabled('all')
+class DrawPropertiesTop25(_DrawProperties):
+  """Measures the performance of computing draw properties from property trees.
+
+  http://www.chromium.org/developers/design-documents/rendering-benchmarks
+  """
+  page_set = page_sets.Top25SmoothPageSet
+
+  @classmethod
+  def Name(cls):
+    return 'draw_properties.top_25'
+
+# This benchmark depends on tracing categories available in M43
+# This benchmark is still useful for manual testing, but need not be enabled
+# and run regularly.
+@benchmark.Disabled('all')
+class DrawPropertiesCT(_DrawProperties):
+
+  @classmethod
+  def Name(cls):
+    return 'draw_properties_ct'
+
+  @classmethod
+  def AddBenchmarkCommandLineArgs(cls, parser):
+    ct_benchmarks_util.AddBenchmarkCommandLineArgs(parser)
+
+  @classmethod
+  def ProcessCommandLineArgs(cls, parser, args):
+    ct_benchmarks_util.ValidateCommandLineArgs(parser, args)
+
+  def CreateStorySet(self, options):
+    return page_sets.CTPageSet(
+        options.urls_list, options.user_agent, options.archive_data_file)