diff --git a/polygerrit-ui/app/elements/gr-app-init.ts b/polygerrit-ui/app/elements/gr-app-init.ts
index 6d79ce10c0..ab38326ded 100644
--- a/polygerrit-ui/app/elements/gr-app-init.ts
+++ b/polygerrit-ui/app/elements/gr-app-init.ts
@@ -22,17 +22,6 @@ import {
 } from '../services/gr-reporting/gr-reporting_impl';
 import {appContext} from '../services/app-context';
 
-interface UninitializedPolymer {
-  lazyRegister: boolean;
-}
-
-if (!window.Polymer) {
-  // Without as... it violates internal google rules.
-  ((window.Polymer as unknown) as UninitializedPolymer) = {
-    lazyRegister: true,
-  };
-}
-
 initAppContext();
 initVisibilityReporter(appContext);
 initPerformanceReporter(appContext);