Views: Fixed exponential behaviour on reverse focus search (Shift+Tab).

ui/views/focus/focus_search.cc

 // Copyright (c) 2011 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 "base/logging.h"
 #include "ui/views/focus/focus_manager.h"
 #include "ui/views/focus/focus_search.h"
 #include "ui/views/view.h"
 
 namespace views {
@@ skipping 233 matching lines @@
     // The selected view might not be focusable (if it is disabled for
     // example).
     if (IsFocusable(v))
       return v;
   }
 
   // Then try the left sibling.
   View* sibling = starting_view->GetPreviousFocusableView();
   if (sibling) {
     return FindPreviousFocusableViewImpl(sibling,
-                                         true, true, true,
+                                         true, can_go_up, true,
                                          skip_group_id,
                                          focus_traversable,
                                          focus_traversable_view);
   }
 
   // Then go up the parent.
   if (can_go_up) {
     View* parent = GetParent(starting_view);
     if (parent)
       return FindPreviousFocusableViewImpl(parent,
                                            true, true, false,
                                            skip_group_id,
                                            focus_traversable,
                                            focus_traversable_view);
   }
 
   // We found nothing.
   return NULL;
 }
 
 }  // namespace views