Update both end time and end reason when we don't have an end time.

chrome/browser/page_load_metrics/page_load_tracker.cc

Index: chrome/browser/page_load_metrics/page_load_tracker.cc
diff --git a/chrome/browser/page_load_metrics/page_load_tracker.cc b/chrome/browser/page_load_metrics/page_load_tracker.cc
index 25c2883503484333a617d9ccfedb9182b6eb5e1a..10e75f5f333bc65ed07c4c56204a637b16e7f032 100644
--- a/chrome/browser/page_load_metrics/page_load_tracker.cc
+++ b/chrome/browser/page_load_metrics/page_load_tracker.cc
@@ -322,8 +322,12 @@ PageLoadTracker::~PageLoadTracker() {
     return;
 
   if (page_end_time_.is_null()) {
+    // page_end_time_ can be unset in some cases, such as when a navigation is
+    // aborted by a navigation that started before it. In these cases, set the
+    // end time to the current time.
     RecordInternalError(ERR_NO_PAGE_LOAD_END_TIME);
-    page_end_time_ = base::TimeTicks::Now();
+    NotifyPageEnd(END_OTHER, UserInitiatedInfo::NotUserInitiated(),
+                  base::TimeTicks::Now(), true);
   }
 
   if (!did_commit_) {