Login Screen for Mus

chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc

Index: chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc
diff --git a/chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc b/chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc
index 5d3dee9e29d79722f4d6dbd4bbbf583ba071eb01..fd008e4617f12696b524dbddedc7671eba1e35b4 100644
--- a/chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc
+++ b/chrome/browser/guest_view/web_view/chrome_web_view_guest_delegate.cc
@@ -13,6 +13,7 @@
 #include "chrome/browser/favicon/favicon_utils.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_context_menu/render_view_context_menu.h"
+#include "chrome/browser/ui/ash/ash_util.h"
 #include "chrome/browser/ui/pdf/chrome_pdf_web_contents_helper_client.h"
 #include "chrome/common/url_constants.h"
 #include "components/browsing_data/storage_partition_http_cache_data_remover.h"
@@ -75,6 +76,10 @@ bool ChromeWebViewGuestDelegate::HandleContextMenu(
 
 void ChromeWebViewGuestDelegate::OnDidInitialize() {
 #if defined(OS_CHROMEOS)
+  if (chrome::IsRunningInMash()) {
+    NOTIMPLEMENTED();
+    return;
+  }
   chromeos::AccessibilityManager* accessibility_manager =
       chromeos::AccessibilityManager::Get();
   CHECK(accessibility_manager);