Update speedometer to use results.AddValue

tools/perf/benchmarks/speedometer.py

Index: tools/perf/benchmarks/speedometer.py
diff --git a/tools/perf/benchmarks/speedometer.py b/tools/perf/benchmarks/speedometer.py
index 5de0c1e0fc4ca82032e695f8a4de6a6c0487bfae..dc97a63b6d86346b48017ce0ae5f01f9551ba9ad 100644
--- a/tools/perf/benchmarks/speedometer.py
+++ b/tools/perf/benchmarks/speedometer.py
@@ -21,6 +21,7 @@ import os
 from telemetry import benchmark
 from telemetry.page import page_measurement
 from telemetry.page import page_set
+from telemetry.value import scalar
 
 
 class SpeedometerMeasurement(page_measurement.PageMeasurement):
@@ -30,8 +31,9 @@ class SpeedometerMeasurement(page_measurement.PageMeasurement):
     tab.ExecuteJavaScript('benchmarkClient.iterationCount = 10; startTest();')
     tab.WaitForJavaScriptExpression(
         'benchmarkClient._finishedTestCount == benchmarkClient.testsCount', 600)
-    results.Add(
-        'Total', 'ms', tab.EvaluateJavaScript('benchmarkClient._timeValues'))
+    results.AddValue(scalar.ScalarValue(
+        results.current_page, 'Total', 'ms',
+        tab.EvaluateJavaScript('benchmarkClient._timeValues')))
 
 
 @benchmark.Disabled('android')  # Times out