Report page load timing information for child frames.

chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc

Index: chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc
diff --git a/chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc b/chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc
index eaa61a7ad4e2d7371ea8683acdaf7d58d3f1f43a..6afd3a58e09d3856f5a2c1c2a7621345966ac7be 100644
--- a/chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc
+++ b/chrome/browser/page_load_metrics/observers/resource_prefetch_predictor_page_load_metrics_observer.cc
@@ -67,9 +67,10 @@ ResourcePrefetchPredictorPageLoadMetricsObserver::OnHidden(
   return CONTINUE_OBSERVING;
 }
 
-void ResourcePrefetchPredictorPageLoadMetricsObserver::OnFirstContentfulPaint(
-    const page_load_metrics::PageLoadTiming& timing,
-    const page_load_metrics::PageLoadExtraInfo& extra_info) {
+void ResourcePrefetchPredictorPageLoadMetricsObserver::
+    OnFirstContentfulPaintInPage(
+        const page_load_metrics::PageLoadTiming& timing,
+        const page_load_metrics::PageLoadExtraInfo& extra_info) {
   predictors::NavigationID navigation_id(web_contents_);
 
   predictor_->RecordFirstContentfulPaint(
@@ -82,9 +83,10 @@ void ResourcePrefetchPredictorPageLoadMetricsObserver::OnFirstContentfulPaint(
   }
 }
 
-void ResourcePrefetchPredictorPageLoadMetricsObserver::OnFirstMeaningfulPaint(
-    const page_load_metrics::PageLoadTiming& timing,
-    const page_load_metrics::PageLoadExtraInfo& extra_info) {
+void ResourcePrefetchPredictorPageLoadMetricsObserver::
+    OnFirstMeaningfulPaintInMainFrameDocument(
+        const page_load_metrics::PageLoadTiming& timing,
+        const page_load_metrics::PageLoadExtraInfo& extra_info) {
   if (record_histograms_) {
     PAGE_LOAD_HISTOGRAM(
         internal::kHistogramResourcePrefetchPredictorFirstMeaningfulPaint,