[Telemetry] Add trivial pages page set to BattOr benchmarks.

tools/perf/benchmarks/battor.py

Index: tools/perf/benchmarks/battor.py
diff --git a/tools/perf/benchmarks/battor.py b/tools/perf/benchmarks/battor.py
index 2cbc14ecfae92af0266f99c48e6944e92fb115e2..104fdc6f0f4e35c33e200b63e4e3526339085590 100644
--- a/tools/perf/benchmarks/battor.py
+++ b/tools/perf/benchmarks/battor.py
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 from core import perf_benchmark
+from telemetry.timeline import chrome_trace_category_filter
 from telemetry.web_perf import timeline_based_measurement
 import page_sets
 from telemetry import benchmark
@@ -116,3 +117,22 @@ class BattOrPowerCasesNoChromeTrace(_BattOrBenchmark):
   @classmethod
   def Name(cls):
     return 'battor.power_cases_no_chrome_trace'
+
+
+@benchmark.Enabled('mac')
+class BattOrTrivialPages(_BattOrBenchmark):
+  page_set = page_sets.MacGpuTrivialPagesStorySetWithWait
+
+  def CreateTimelineBasedMeasurementOptions(self):
+    options = timeline_based_measurement.Options(
+        chrome_trace_category_filter.ChromeTraceCategoryFilter())
+    options.config.chrome_trace_config.category_filter.AddFilterString('rail')
+    options.config.enable_battor_trace = True
+    options.config.enable_chrome_trace = True
+    options.SetTimelineBasedMetrics(['powerMetric', 'clockSyncLatencyMetric'])
+    return options
+
+
+  @classmethod
+  def Name(cls):
+    return 'battor.trivial_pages'