Unbreak tabs.onRemove extension API in face of fast tab closure

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index ceab9ef5b947606f527e3f885760e36f54225043..d519e9469b0935eb7639fdcb6b635d0595390f14 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -982,11 +982,13 @@ void Browser::TabClosingAt(TabStripModel* tab_strip_model,
   SetAsDelegate(contents, NULL);
 }
 
-void Browser::TabDetachedAt(WebContents* contents, int index) {
+void Browser::TabDetachedAt(WebContents* contents,
+                            int index,
+                            bool closing_all) {
   // TabDetachedAt is called before TabStripModel has updated the
   // active index.
   int old_active_index = tab_strip_model_->active_index();
-  if (index < old_active_index && !tab_strip_model_->closing_all()) {
+  if (index < old_active_index && !closing_all) {
     SessionService* session_service =
         SessionServiceFactory::GetForProfileIfExisting(profile_);
     if (session_service)