[Page Load Metrics] Structure PageLoadTiming.

chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc

Index: chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc
diff --git a/chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc b/chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc
index dd8aaf7efede949e515e3d3883c90526a37cc3a1..038c9d6a628eeeb8ff27adad35555e23b0478c09 100644
--- a/chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc
+++ b/chrome/browser/page_load_metrics/observers/ukm_page_load_metrics_observer.cc
@@ -149,26 +149,31 @@ void UkmPageLoadMetricsObserver::RecordTimingMetrics(
   ukm::UkmService* ukm_service = g_browser_process->ukm_service();
   std::unique_ptr<ukm::UkmEntryBuilder> builder =
       ukm_service->GetEntryBuilder(source_id_, internal::kUkmPageLoadEventName);
-  if (timing.parse_start) {
-    builder->AddMetric(internal::kUkmParseStartName,
-                       timing.parse_start.value().InMilliseconds());
+  if (timing.parse_timing.parse_start) {
+    builder->AddMetric(
+        internal::kUkmParseStartName,
+        timing.parse_timing.parse_start.value().InMilliseconds());
   }
-  if (timing.dom_content_loaded_event_start) {
+  if (timing.document_timing.dom_content_loaded_event_start) {
     builder->AddMetric(
         internal::kUkmDomContentLoadedName,
-        timing.dom_content_loaded_event_start.value().InMilliseconds());
+        timing.document_timing.dom_content_loaded_event_start.value()
+            .InMilliseconds());
   }
-  if (timing.load_event_start) {
-    builder->AddMetric(internal::kUkmLoadEventName,
-                       timing.load_event_start.value().InMilliseconds());
+  if (timing.document_timing.load_event_start) {
+    builder->AddMetric(
+        internal::kUkmLoadEventName,
+        timing.document_timing.load_event_start.value().InMilliseconds());
   }
-  if (timing.first_contentful_paint) {
-    builder->AddMetric(internal::kUkmFirstContentfulPaintName,
-                       timing.first_contentful_paint.value().InMilliseconds());
+  if (timing.paint_timing.first_contentful_paint) {
+    builder->AddMetric(
+        internal::kUkmFirstContentfulPaintName,
+        timing.paint_timing.first_contentful_paint.value().InMilliseconds());
   }
-  if (timing.first_meaningful_paint) {
-    builder->AddMetric(internal::kUkmFirstMeaningfulPaintName,
-                       timing.first_meaningful_paint.value().InMilliseconds());
+  if (timing.paint_timing.first_meaningful_paint) {
+    builder->AddMetric(
+        internal::kUkmFirstMeaningfulPaintName,
+        timing.paint_timing.first_meaningful_paint.value().InMilliseconds());
   }
 }