mac: Expose keychain access frequency to Telemetry.

tools/perf/measurements/rasterize_and_record_micro.py

Index: tools/perf/measurements/rasterize_and_record_micro.py
diff --git a/tools/perf/measurements/rasterize_and_record_micro.py b/tools/perf/measurements/rasterize_and_record_micro.py
index 7b7b5feed626e74b92064d163b34d023d542304a..4599a2d0b25400293cbbceae530fe9ecd103a8a8 100644
--- a/tools/perf/measurements/rasterize_and_record_micro.py
+++ b/tools/perf/measurements/rasterize_and_record_micro.py
@@ -5,12 +5,13 @@
 import sys
 import time
 
+from measurements import PageTestMeasurement
 from telemetry.core.util import TimeoutException
 from telemetry.page import page_test
 from telemetry.value import scalar
 
 
-class RasterizeAndRecordMicro(page_test.PageTest):
+class RasterizeAndRecordMicro(PageTestMeasurement):
   def __init__(self):
     super(RasterizeAndRecordMicro, self).__init__('')
     self._chrome_branch_number = None
@@ -38,6 +39,7 @@ class RasterizeAndRecordMicro(page_test.PageTest):
                       help='Whether to report additional detailed results.')
 
   def CustomizeBrowserOptions(self, options):
+    super(RasterizeAndRecordMicro, self).CustomizeBrowserOptions(options)
     options.AppendExtraBrowserArgs([
         '--enable-impl-side-painting',
         '--enable-threaded-compositing',
@@ -62,6 +64,9 @@ class RasterizeAndRecordMicro(page_test.PageTest):
       pass
     time.sleep(self.options.start_wait_time)
 
+    super(RasterizeAndRecordMicro, self).ValidateAndMeasurePage(
+        page, tab, results)
+
     record_repeat = self.options.record_repeat
     rasterize_repeat = self.options.rasterize_repeat
     # Enqueue benchmark