Multi-tab: Adding new Notification when tab selection changes (again).

chrome/browser/ui/views/tabs/base_tab_strip.h

Index: chrome/browser/ui/views/tabs/base_tab_strip.h
diff --git a/chrome/browser/ui/views/tabs/base_tab_strip.h b/chrome/browser/ui/views/tabs/base_tab_strip.h
index 0d5f1a454c9a441dbb8f5bc268062caaac0f3bda..691ed07e0d356e99664f5e369ab4c3b8bba3768a 100644
--- a/chrome/browser/ui/views/tabs/base_tab_strip.h
+++ b/chrome/browser/ui/views/tabs/base_tab_strip.h
@@ -18,6 +18,7 @@
 class BaseTab;
 class DraggedTabController;
 class TabStripController;
+class TabStripSelectionModel;
 
 // Base class for the view tab strip implementations.
 class BaseTabStrip : public AbstractTabStripView,
@@ -62,7 +63,8 @@ class BaseTabStrip : public AbstractTabStripView,
 
   // Selects a tab at the specified index. |old_model_index| is the selected
   // index prior to the selection change.
-  virtual void SelectTabAt(int old_model_index, int new_model_index) = 0;
+  virtual void SetSelection(const TabStripSelectionModel& old_selection,
+                            const TabStripSelectionModel& new_selection) = 0;
 
   // Moves a tab.
   virtual void MoveTab(int from_model_index, int to_model_index);