GTK: fix tabstrip index misalignment during tab removal....

chrome/browser/gtk/tabs/tab_strip_gtk.cc

Index: chrome/browser/gtk/tabs/tab_strip_gtk.cc
===================================================================
--- chrome/browser/gtk/tabs/tab_strip_gtk.cc	(revision 25676)
+++ chrome/browser/gtk/tabs/tab_strip_gtk.cc	(working copy)
@@ -1015,7 +1015,7 @@
                                bool loading_only) {
   // Index is in terms of the model. Need to make sure we adjust that index in
   // case we have an animation going.
-  TabGtk* tab = GetTabAt(index);
+  TabGtk* tab = GetTabAtAdjustForAnimation(index);
   tab->UpdateData(contents, loading_only);
   tab->UpdateFromModel();
 }
@@ -1213,6 +1213,16 @@
   return tab_data_.at(index).tab;
 }
 
+TabGtk* TabStripGtk::GetTabAtAdjustForAnimation(int index) const {
+  if (active_animation_.get() &&
+      active_animation_->type() == TabAnimation::REMOVE &&
+      index >=
+      static_cast<RemoveTabAnimation*>(active_animation_.get())->index()) {
+    index++;
+  }
+  return GetTabAt(index);
+}
+
 void TabStripGtk::RemoveTabAt(int index) {
   TabGtk* removed = tab_data_.at(index).tab;