Attempt 2 at:

chrome/browser/views/tabs/tab_strip.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/views/tabs/tab_strip.h"
 
 #include "app/animation_container.h"
 #include "app/drag_drop_types.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
@@ skipping 274 matching lines @@
   // We have "tiny tabs" if the tabs are so tiny that the unselected ones are
   // a different size to the selected ones.
   bool tiny_tabs = current_unselected_width_ != current_selected_width_;
   if (!IsAnimating() && (!in_tab_close_ || tiny_tabs)) {
     Layout();
   } else {
     SchedulePaint();
   }
 
   if (old_model_index >= 0) {
-    GetTabAtTabDataIndex(ModelIndexToTabIndex(old_model_index))->
-        StopMiniTabTitleAnimation();
+    Tab* tab = GetTabAtTabDataIndex(ModelIndexToTabIndex(old_model_index));
+    tab->StopMiniTabTitleAnimation();
+    tab->SelectedChanged();
+  }
+  if (new_model_index >= 0) {
+    GetTabAtTabDataIndex(
+        ModelIndexToTabIndex(new_model_index))->SelectedChanged();
   }
 }
 
 void TabStrip::TabTitleChangedNotLoading(int model_index) {
   Tab* tab = GetTabAtModelIndex(model_index);
   if (tab->data().mini && !tab->IsSelected())
     tab->StartMiniTabTitleAnimation();
 }
 
 void TabStrip::StartHighlight(int model_index) {
@@ skipping 1052 matching lines @@
   }
 }
 
 bool TabStrip::HasPhantomTabs() const {
   for (int i = 0; i < tab_count(); ++i) {
     if (GetTabAtTabDataIndex(i)->data().phantom)
       return true;
   }
   return false;
 }