Display an infobar when content settings were created.

chrome/browser/gtk/gtk_tree.h

Index: chrome/browser/gtk/gtk_tree.h
diff --git a/chrome/browser/gtk/gtk_tree.h b/chrome/browser/gtk/gtk_tree.h
index a302bbaba0745590e05d70dbf7d51af1ce9f2635..61475acc9c9441b7fd80907f821cc8c3c017aec2 100644
--- a/chrome/browser/gtk/gtk_tree.h
+++ b/chrome/browser/gtk/gtk_tree.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -160,6 +160,8 @@ class TreeAdapter : public TreeModelObserver {
   GtkTreeStore* tree_store_;
   TreeModel* tree_model_;
   std::vector<GdkPixbuf*> pixbufs_;
+
+  DISALLOW_COPY_AND_ASSIGN(TreeAdapter);
 };
 
 }  // namespace gtk_tree