Add missing include for views::CreateEmptyBorder

Change-Id: I5558e93ca31e5ab546457b0e07a73e5f1a60c614
Reviewed-on: https://chromium-review.googlesource.com/1125074Reviewed-by: Kim Paulhamus <kpaulhamus@chromium.org>
Commit-Queue: Tomasz Moniuszko <tmoniuszko@opera.com>
Cr-Commit-Position: refs/heads/master@{#574095}

chrome/browser/ui/views/webauthn/authenticator_request_dialog_view.cc

@@ -17,6 +17,7 @@
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
 #include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/views/border.h"
 #include "ui/views/layout/fill_layout.h"
 
 // static