attach/read container service to window

src/services/container.service.ts

@@ -1,5 +1,23 @@
+import { Abstractions } from '@bitwarden/jslib';
+
 import { CryptoService } from './abstractions/crypto.service';
 
 export default class ContainerService {
-    static cryptoService: CryptoService = null;
+    constructor(private cryptoService: CryptoService,
+        private platformUtilsService: Abstractions.PlatformUtilsService) {
+    }
+
+    attachToWindow(win: any) {
+        if (!win.BitwardenContainerService) {
+            win.BitwardenContainerService = this;
+        }
+    }
+
+    getCryptoService(): CryptoService {
+        return this.cryptoService;
+    }
+
+    getPlatformUtilsService(): Abstractions.PlatformUtilsService {
+        return this.platformUtilsService;
+    }
 }