Remove the update recommended dialog black border.

chrome/browser/ui/views/update_recommended_message_box.cc

Index: chrome/browser/ui/views/update_recommended_message_box.cc
diff --git a/chrome/browser/ui/views/update_recommended_message_box.cc b/chrome/browser/ui/views/update_recommended_message_box.cc
index 9117c35d2e0f29cbae5089666ad33a84f136cd62..154fcb3d05bc95fcf8b4932ab434b259746a8421 100644
--- a/chrome/browser/ui/views/update_recommended_message_box.cc
+++ b/chrome/browser/ui/views/update_recommended_message_box.cc
@@ -22,8 +22,8 @@
 // static
 void UpdateRecommendedMessageBox::Show(gfx::NativeWindow parent_window) {
   // When the window closes, it will delete itself.
-  views::Widget::CreateWindowWithParent(new UpdateRecommendedMessageBox(),
-                                        parent_window)->Show();
+  views::DialogDelegate::CreateDialogWidget(new UpdateRecommendedMessageBox(),
+                                            NULL, parent_window)->Show();
 }
 
 ////////////////////////////////////////////////////////////////////////////////