Replace memory.long_running_idle_gmail with TBM based version.

tools/perf/benchmarks/memory_infra.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 import benchmark
 from telemetry.timeline import tracing_category_filter
 from telemetry.web_perf import timeline_based_measurement
 from telemetry.web_perf.metrics import memory_timeline
+from telemetry.web_perf.metrics import v8_gc_latency
 
 import page_sets
 
 
 class _MemoryInfra(perf_benchmark.PerfBenchmark):
   """Base class for new-generation memory benchmarks based on memory-infra.
 
   This benchmark records data using memory-infra (https://goo.gl/8tGc6O), which
   is part of chrome tracing, and extracts it using timeline-based measurements.
   """
@@ skipping 85 matching lines @@
 # Tracing.requestMemoryDump DevTools API. See http://crbug.com/540022.
 @benchmark.Disabled('reference')
 class MemoryBenchmarkTop10Mobile(_MemoryInfra):
   """Timeline based benchmark for measuring memory on top 10 mobile sites."""
 
   page_set = page_sets.MemoryInfraTop10MobilePageSet
 
   @classmethod
   def Name(cls):
     return 'memory.top_10_mobile'
+
+
+# Disabled on reference builds because they don't support the new
+# Tracing.requestMemoryDump DevTools API. See http://crbug.com/540022.
+@benchmark.Disabled('reference', 'android')  # crbug.com/579546

[perezju, 2016/03/10 09:34:36]

nit: add a short sentence explaining why it's disabled on android (like it's
done with the sentence explaining why it's disabled on reference)

[ulan, 2016/03/10 11:09:25]

Done.

+class MemoryLongRunningIdleGmailTBM(_MemoryInfra):
+  """Use (recorded) real world web sites and measure memory consumption
+  of long running idle Gmail page """
+  page_set = page_sets.LongRunningIdleGmailPageSet
+
+  def CreateTimelineBasedMeasurementOptions(self):
+    v8_categories = [
+        'blink.console', 'renderer.scheduler', 'v8', 'webkit.console']
+    memory_categories = 'blink.console,disabled-by-default-memory-infra'
+    category_filter = tracing_category_filter.TracingCategoryFilter(
+        memory_categories)
+    for category in v8_categories:
+      category_filter.AddIncludedCategory(category)
+    options = timeline_based_measurement.Options(category_filter)
+    options.SetLegacyTimelineBasedMetrics([
+        v8_gc_latency.V8GCLatency(),
+        memory_timeline.MemoryTimelineMetric()])
+    return options
+
+  @classmethod
+  def Name(cls):
+    return 'memory.long_running_idle_gmail_tbm'
+
+  @classmethod
+  def ShouldTearDownStateAfterEachStoryRun(cls):
+    return True