Revert 148281 - Remove details from BROWSER_CLOSING and BROWSER_CLOSED notifications.

chrome/browser/ui/tabs/pinned_tab_service.h

Index: chrome/browser/ui/tabs/pinned_tab_service.h
===================================================================
--- chrome/browser/ui/tabs/pinned_tab_service.h	(revision 148288)
+++ chrome/browser/ui/tabs/pinned_tab_service.h	(working copy)
@@ -21,6 +21,9 @@
   explicit PinnedTabService(Profile* profile);
 
  private:
+  // Invoked when we're about to exit.
+  void GotExit();
+
   // content::NotificationObserver.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
@@ -28,9 +31,9 @@
 
   Profile* profile_;
 
-  // True if we should save the pinned tabs when a browser window closes or the
-  // user exits the application.
-  bool save_pinned_tabs_;
+  // If true we've seen an exit event (or the last browser is closing which
+  // triggers an exit) and can ignore all other events.
+  bool got_exiting_;
 
   // True if there is at least one normal browser for our profile.
   bool has_normal_browser_;