Field trial removing tiles from NTP if URL is already open - for 1993 clients

chrome/browser/ui/browser_instant_controller.h

Index: chrome/browser/ui/browser_instant_controller.h
diff --git a/chrome/browser/ui/browser_instant_controller.h b/chrome/browser/ui/browser_instant_controller.h
index defc8b6cffb669dd60a19d589149a5f699c3220a..ad16a3d33aad8498284ca61fb57032b345317fb1 100644
--- a/chrome/browser/ui/browser_instant_controller.h
+++ b/chrome/browser/ui/browser_instant_controller.h
@@ -13,6 +13,7 @@
 #include "chrome/browser/ui/search/instant_controller.h"
 #include "chrome/browser/ui/search/instant_unload_handler.h"
 #include "chrome/browser/ui/search/search_model_observer.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/base/window_open_disposition.h"
@@ -55,6 +56,9 @@ class BrowserInstantController : public content::NotificationObserver,
   // Returns the Profile associated with the Browser that owns this object.
   Profile* profile() const;
 
+  // Returns the TabStripModel associated with the Browser owning this object.
+  TabStripModel* tab_strip_model() const;

[beaudoin, 2013/06/20 21:55:44]

Can you return a const TabStripModel* ?

[annark1, 2013/07/04 18:29:15]

Done.

+
   // Returns the InstantController or NULL if there is no InstantController for
   // this BrowserInstantController.
   InstantController* instant() { return &instant_; }