Paint a focus indication on LinkButtonGtk buttons....

chrome/browser/gtk/find_bar_gtk.cc

Index: chrome/browser/gtk/find_bar_gtk.cc
===================================================================
--- chrome/browser/gtk/find_bar_gtk.cc	(revision 17106)
+++ chrome/browser/gtk/find_bar_gtk.cc	(working copy)
@@ -129,8 +129,9 @@
   gtk_fixed_put(GTK_FIXED(widget()), slide_widget(), 0, 0);
   gtk_widget_set_size_request(widget(), -1, 0);
 
-  close_button_.reset(
-      CustomDrawButton::AddBarCloseButton(hbox, kCloseButtonPaddingLeft));
+  close_button_.reset(CustomDrawButton::CloseButton());
+  gtk_util::CenterWidgetInHBox(hbox, close_button_->widget(), false,
+                               kCloseButtonPaddingLeft);
   g_signal_connect(G_OBJECT(close_button_->widget()), "clicked",
                    G_CALLBACK(OnClicked), this);
   gtk_widget_set_tooltip_text(close_button_->widget(),
@@ -181,9 +182,7 @@
   GtkWidget* border_bin_aa = gtk_util::CreateGtkBorderBin(border_bin,
                                                           &kTextBorderColorAA,
                                                           1, 1, 1, 0);
-  GtkWidget* centering_vbox = gtk_vbox_new(FALSE, 0);
-  gtk_box_pack_start(GTK_BOX(centering_vbox), border_bin_aa, TRUE, FALSE, 0);
-  gtk_box_pack_end(GTK_BOX(hbox), centering_vbox, FALSE, FALSE, 0);
+  gtk_util::CenterWidgetInHBox(hbox, border_bin_aa, true, 0);
 
   // We take care to avoid showing the slide animator widget.
   gtk_widget_show_all(container_);