[Page Load Metrics] PageLoadMetrics Mojofication.

chrome/browser/page_load_metrics/metrics_web_contents_observer.cc

Index: chrome/browser/page_load_metrics/metrics_web_contents_observer.cc
diff --git a/chrome/browser/page_load_metrics/metrics_web_contents_observer.cc b/chrome/browser/page_load_metrics/metrics_web_contents_observer.cc
index 7a8b8068352ca5c8a85c0f139043e4cc4eeb812f..cc429a698daa75727315eeec008d53989b6616d6 100644
--- a/chrome/browser/page_load_metrics/metrics_web_contents_observer.cc
+++ b/chrome/browser/page_load_metrics/metrics_web_contents_observer.cc
@@ -70,7 +70,8 @@ MetricsWebContentsObserver::MetricsWebContentsObserver(
     : content::WebContentsObserver(web_contents),
       in_foreground_(false),
       embedder_interface_(std::move(embedder_interface)),
-      has_navigated_(false) {
+      has_navigated_(false),
+      page_load_metrics_binding_(web_contents, this) {
   RegisterInputEventObserver(web_contents->GetRenderViewHost());
 }
 
@@ -605,6 +606,14 @@ void MetricsWebContentsObserver::OnTimingUpdated(
     observer.OnTimingUpdated(timing, metadata);
 }
 
+void MetricsWebContentsObserver::UpdateTiming(
+    const PageLoadTiming& timing,
+    const PageLoadMetadata& metadata) {
+  content::RenderFrameHost* render_frame_host =
+      page_load_metrics_binding_.GetCurrentTargetFrame();
+  OnTimingUpdated(render_frame_host, timing, metadata);
+}
+
 bool MetricsWebContentsObserver::ShouldTrackNavigation(
     content::NavigationHandle* navigation_handle) const {
   DCHECK(navigation_handle->IsInMainFrame());