Place browser-modal dialogs like web-contents-modal dialogs.

chrome/browser/ui/views/edit_search_engine_dialog.cc

Index: chrome/browser/ui/views/edit_search_engine_dialog.cc
diff --git a/chrome/browser/ui/views/edit_search_engine_dialog.cc b/chrome/browser/ui/views/edit_search_engine_dialog.cc
index cec47ce2c31678c99076f1c15cb40b6c81619d58..fbdc256431bf21597a53e1b2ddc8268543eb2629 100644
--- a/chrome/browser/ui/views/edit_search_engine_dialog.cc
+++ b/chrome/browser/ui/views/edit_search_engine_dialog.cc
@@ -9,6 +9,7 @@
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/ui/search_engines/edit_search_engine_controller.h"
+#include "chrome/browser/ui/views/constrained_window_views.h"
 #include "googleurl/src/gurl.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
@@ -60,7 +61,7 @@ void EditSearchEngineDialog::Show(gfx::NativeWindow parent,
       new EditSearchEngineDialog(template_url, delegate, profile);
   // Window interprets an empty rectangle as needing to query the content for
   // the size as well as centering relative to the parent.
-  views::DialogDelegate::CreateDialogWidget(contents, NULL, parent);
+  CreateBrowserModalDialogViews(contents, parent);
   contents->GetWidget()->Show();
   contents->GetDialogClientView()->UpdateDialogButtons();
   contents->title_tf_->SelectAll(true);