Fixes focus traversal bug

ui/views/widget/widget.cc

Index: ui/views/widget/widget.cc
diff --git a/ui/views/widget/widget.cc b/ui/views/widget/widget.cc
index 4bf2a850f05b01e105f8afe61e534f34ea5077da..6dcddd2e644d7aefd6ea42b7c56bbcf5a01182ce 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -86,10 +86,15 @@ class DefaultWidgetDelegate : public WidgetDelegate {
   virtual const Widget* GetWidget() const OVERRIDE {
     return widget_;
   }
-
   virtual bool CanActivate() const OVERRIDE {
     return can_activate_;
   }
+  virtual bool ShouldAdvanceFocusToTopLevelWidget() const OVERRIDE {
+    // In most situations where a Widget is used without a delegate the Widget
+    // is used as a container, so that we want focus to advance to the top-level
+    // widget. A good example of this is the find bar.
+    return true;
+  }
 
  private:
   Widget* widget_;