Enable login screen apps.

extensions/browser/process_manager_unittest.cc

Index: extensions/browser/process_manager_unittest.cc
diff --git a/extensions/browser/process_manager_unittest.cc b/extensions/browser/process_manager_unittest.cc
index 89d376afd81bffff7057d2ec92f43c3df1be6711..25f6406ddb11ba6f249a2bb6c336548b9f68a1c9 100644
--- a/extensions/browser/process_manager_unittest.cc
+++ b/extensions/browser/process_manager_unittest.cc
@@ -46,7 +46,13 @@ class TestProcessManagerDelegate : public ProcessManagerDelegate {
   ~TestProcessManagerDelegate() override {}
 
   // ProcessManagerDelegate implementation.
-  bool IsBackgroundPageAllowed(BrowserContext* context) const override {
+  bool AreBackgroundPagesAllowedForContext(
+      BrowserContext* context) const override {
+    return is_background_page_allowed_;
+  }
+  bool IsExtensionBackgroundPageAllowed(
+      BrowserContext* context,
+      const Extension& extension) const override {
     return is_background_page_allowed_;
   }
   bool DeferCreatingStartupBackgroundHosts(