Instrument parser blocking script execution time.

chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc

Index: chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc
diff --git a/chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc b/chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc
index 2b156854c61d0fd39a68e045dacdd93758528cb6..65537af9fa9666b28e2266082cab4e8d201be372 100644
--- a/chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc
+++ b/chrome/renderer/page_load_metrics/metrics_render_frame_observer.cc
@@ -158,6 +158,12 @@ PageLoadTiming MetricsRenderFrameObserver::GetTiming() const {
     timing.parse_blocked_on_script_load_from_document_write_duration =
         base::TimeDelta::FromSecondsD(
             perf.parseBlockedOnScriptLoadFromDocumentWriteDuration());
+    timing.parse_blocked_on_script_execution_duration =
+        base::TimeDelta::FromSecondsD(
+            perf.parseBlockedOnScriptExecutionDuration());
+    timing.parse_blocked_on_script_execution_from_document_write_duration =
+        base::TimeDelta::FromSecondsD(
+            perf.parseBlockedOnScriptExecutionFromDocumentWriteDuration());
   }
   return timing;
 }