Removed NOTIFICATION_BROWSER_CLOSING notification

chrome/browser/ui/browser_list.cc

Index: chrome/browser/ui/browser_list.cc
diff --git a/chrome/browser/ui/browser_list.cc b/chrome/browser/ui/browser_list.cc
index 8e7a084e7363fe6a604bd97d33c24102e85346e4..92107074fb28d1100b1a980a0d4a4106732073d2 100644
--- a/chrome/browser/ui/browser_list.cc
+++ b/chrome/browser/ui/browser_list.cc
@@ -250,6 +250,12 @@ void BrowserList::NotifyBrowserNoLongerActive(Browser* browser) {
 }
 
 // static
+void BrowserList::NotifyBrowserCloseStarted(Browser* browser) {
+  for (chrome::BrowserListObserver& observer : observers_.Get())
+    observer.OnBrowserClosing(browser);
+}
+
+// static
 bool BrowserList::IsIncognitoSessionActive() {
   for (auto* browser : *BrowserList::GetInstance()) {
     if (browser->profile()->IsOffTheRecord())