[perf] Re-enable system_health.memory_* benchmarks

tools/perf/benchmarks/system_health.py

Index: tools/perf/benchmarks/system_health.py
diff --git a/tools/perf/benchmarks/system_health.py b/tools/perf/benchmarks/system_health.py
index 598ff82909401a4a9cc4b2a624cb84567c069a48..8037c349c72a354688d53825fff3b0c6ed999d76 100644
--- a/tools/perf/benchmarks/system_health.py
+++ b/tools/perf/benchmarks/system_health.py
@@ -2,12 +2,20 @@
 # 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
 import page_sets
 
+
+# See tr.v.Numeric.getSummarizedScalarNumericsWithNames()
+# https://github.com/catapult-project/catapult/blob/master/tracing/tracing/value/numeric.html#L323
+_IGNORED_STATS_RE = re.compile(r'_(std|count|max|min|sum|pct_\d{4}(_\d+)?)$')
+
+
 class _SystemHealthBenchmark(perf_benchmark.PerfBenchmark):
   TRACING_CATEGORIES = [
     'benchmark',
@@ -73,8 +81,13 @@ class _MemorySystemHealthBenchmark(perf_benchmark.PerfBenchmark):
   def Name(cls):
     return 'system_health.memory_%s' % cls.page_set.PLATFORM
 
-# https://github.com/catapult-project/catapult/issues/2340
-@benchmark.Disabled('all')
+  @classmethod
+  def ValueCanBeAddedPredicate(cls, value, is_first_result):
+    # TODO(crbug.com/610962): Remove this stopgap when the perf dashboard
+    # is able to cope with the data load generated by TBMv2 metrics.
+    return not _IGNORED_STATS_RE.search(value.name)
+
+
 class DesktopMemorySystemHealth(_MemorySystemHealthBenchmark):
   """Desktop Chrome Memory System Health Benchmark."""
   page_set = page_sets.DesktopMemorySystemHealthStorySet
@@ -83,8 +96,7 @@ class DesktopMemorySystemHealth(_MemorySystemHealthBenchmark):
   def ShouldDisable(cls, possible_browser):
     return possible_browser.platform.GetDeviceTypeName() != 'Desktop'
 
-# https://github.com/catapult-project/catapult/issues/2340
-@benchmark.Disabled('all')
+
 class MobileMemorySystemHealth(_MemorySystemHealthBenchmark):
   """Mobile Chrome Memory System Health Benchmark."""
   page_set = page_sets.MobileMemorySystemHealthStorySet