Removed NOTIFICATION_BROWSER_CLOSING notification

chrome/browser/ui/browser_list.h

Index: chrome/browser/ui/browser_list.h
diff --git a/chrome/browser/ui/browser_list.h b/chrome/browser/ui/browser_list.h
index 705e423d97708612cc9059cef1158f78ee55769e..7fff263786c280e118af090521c2688d8ea1551e 100644
--- a/chrome/browser/ui/browser_list.h
+++ b/chrome/browser/ui/browser_list.h
@@ -82,6 +82,10 @@ class BrowserList {
   // Notifies the observers when the current active browser becomes not active.
   static void NotifyBrowserNoLongerActive(Browser* browser);
 
+  // Notifies the observers when browser close was started. This may be called
+  // more than once for a particular browser.
+  static void NotifyBrowserCloseStarted(Browser* browser);
+
   // Closes all browsers for |profile| across all desktops.
   // TODO(mlerman): Move the Profile Deletion flow to use the overloaded
   // version of this method with a callback, then remove this method.