Log the detailed results for each metric for diagnosing and debugging purpose.

tracing/tracing/metrics/vr/webvr_metric.html

Index: tracing/tracing/metrics/vr/webvr_metric.html
diff --git a/tracing/tracing/metrics/vr/webvr_metric.html b/tracing/tracing/metrics/vr/webvr_metric.html
index 3674d377455a1a3de9cb10427b646320b4499da2..aaf8e06112a0280a0e5101555d2f5df1f5c2e395 100644
--- a/tracing/tracing/metrics/vr/webvr_metric.html
+++ b/tracing/tracing/metrics/vr/webvr_metric.html
@@ -10,6 +10,7 @@ found in the LICENSE file.
 
 <script>
 'use strict';
+/* eslint-disable no-console */
 
 tr.exportTo('tr.metrics.vr', function() {
   function webvrMetric(histograms, model) {
@@ -61,6 +62,8 @@ tr.exportTo('tr.metrics.vr', function() {
           name = name + '_' + seriesName;
         }
 
+        console.log(name + ':' + samples.toString());
+
         histograms.createHistogram(
             name, WEBVR_COUNTERS.get(counter.id).get('unit'), samples,
             WEBVR_COUNTERS.get(counter.id).get('options')