views::LabelButton should not call virtual methods from its constructor

ui/views/window/dialog_client_view.cc

Index: ui/views/window/dialog_client_view.cc
diff --git a/ui/views/window/dialog_client_view.cc b/ui/views/window/dialog_client_view.cc
index 8903650d45038bde4601fb5460873bc486ae79c5..b4786d0eef4a29981f802cb7c6ee07332746eab9 100644
--- a/ui/views/window/dialog_client_view.cc
+++ b/ui/views/window/dialog_client_view.cc
@@ -392,8 +392,8 @@ LabelButton* DialogClientView::CreateDialogButton(ui::DialogButton type) {
       GetDialogDelegate()->ShouldDefaultButtonBeBlue()) {
     button = new BlueButton(this, title);
   } else {
-    button = new LabelButton(this, title);
-    button->SetStyle(Button::STYLE_BUTTON);
+    button = new LabelButton(this);
+    button->InitAsButton(title);
   }
   button->SetFocusable(true);