telemetry: Add a page set for blink's memory usage measurement

tools/perf/benchmarks/memory_benchmark.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.
+
+import re
+
+from core import perf_benchmark
+
+from telemetry.timeline import tracing_category_filter
+from telemetry.web_perf import timeline_based_measurement
+
+import page_sets
+
+
+class _MemoryBenchmark(perf_benchmark.PerfBenchmark):
+  """Base class for timeline based memory benchmarks."""
+
+  def SetExtraBrowserOptions(self, options):
+    # TODO(perezju): Temporary workaround to disable periodic memory dumps.
+    # See: http://crbug.com/513692
+    options.AppendExtraBrowserArgs('--enable-memory-benchmarking')
+
+  def CreateTimelineBasedMeasurementOptions(self):
+    # Enable only memory-infra, to get memory dumps, and blink.console, to get
+    # the timeline markers used for mapping threads to tabs.
+    trace_memory = tracing_category_filter.TracingCategoryFilter(
+      filter_string='-*,blink.console,disabled-by-default-memory-infra')
+    return timeline_based_measurement.Options(overhead_level=trace_memory)
+
+
+class MemoryHealthPlan(_MemoryBenchmark):
+  """Timeline based benchmark for the Memory Health Plan."""
+
+  _RE_BENCHMARK_VALUES = re.compile('(fore|back)ground-memory_')
+
+  page_set = page_sets.MemoryHealthStory
+
+  @classmethod
+  def Name(cls):
+    return 'memory.memory_health_plan'
+
+  @classmethod
+  def ValueCanBeAddedPredicate(cls, value, is_first_result):
+    return bool(cls._RE_BENCHMARK_VALUES.match(value.name))
+
+
+class RendererMemoryBlinkMemoryMobile(_MemoryBenchmark):
+  """Timeline based benchmark for measuring memory consumption on mobile
+  sites on which blink's memory consumption is relatively high."""
+
+  _RE_RENDERER_VALUES = re.compile('.+-memory_.+_renderer')
+
+  page_set = page_sets.BlinkMemoryMobilePageSet
+
+  def SetExtraBrowserOptions(self, options):
+    super(RendererMemoryBlinkMemoryMobile, self).SetExtraBrowserOptions(
+        options)
+    options.AppendExtraBrowserArgs([
+        # TODO(bashi): Temporary workaround for http://crbug.com/461788
+        '--no-sandbox',
+        # Ignore certs errors because record_wpr cannot handle certs correctly
+        # in some cases (e.g. WordPress).
+        '--ignore-certificate-errors',
+    ])
+
+  @classmethod
+  def Name(cls):
+    return 'memory.blink_memory_mobile'
+
+  @classmethod
+  def ValueCanBeAddedPredicate(cls, value, is_first_result):
+    return bool(cls._RE_RENDERER_VALUES.match(value.name))