diff --git a/src/server_manager/web_app/app.spec.ts b/src/server_manager/web_app/app.spec.ts
index 00963b2f..5911ea87 100644
--- a/src/server_manager/web_app/app.spec.ts
+++ b/src/server_manager/web_app/app.spec.ts
@@ -222,7 +222,6 @@ function createTestApp(
     manualServerRepo?: server.ManualServerRepository,
     displayServerRepository?: FakeDisplayServerRepository,
     managedServerRepository?: FakeManagedServerRepository) {
-  const WEB_APP_URL = 'outline://fakefakefake/';
   const VERSION = '0.0.1';
   const fakeDigitalOceanSessionFactory = (accessToken: string) => {
     return new FakeDigitalOceanSession(accessToken);
@@ -242,7 +241,7 @@ function createTestApp(
     displayServerRepository = new FakeDisplayServerRepository();
   }
   return new App(
-      polymerAppRoot, WEB_APP_URL, VERSION, fakeDigitalOceanSessionFactory,
+      polymerAppRoot, VERSION, fakeDigitalOceanSessionFactory,
       fakeDigitalOceanServerRepositoryFactory, manualServerRepo, displayServerRepository,
       digitalOceanTokenManager);
 }
diff --git a/src/server_manager/web_app/app.ts b/src/server_manager/web_app/app.ts
index 8b1d719b..15be74d5 100644
--- a/src/server_manager/web_app/app.ts
+++ b/src/server_manager/web_app/app.ts
@@ -32,10 +32,6 @@ interface PolymerEvent extends Event {
   detail: any;
 }
 
-// The Outline DigitalOcean team's referral code:
-//   https://www.digitalocean.com/help/referral-program/
-const DIGITALOCEAN_REFERRAL_CODE = '5ddb4219b716';
-
 const TOS_ACK_LOCAL_STORAGE_KEY = 'tos-ack';
 
 interface UiAccessKey {
@@ -60,10 +56,6 @@ function convertToUiAccessKey(remoteAccessKey: server.AccessKey): UiAccessKey {
   };
 }
 
-const DIGITAL_OCEAN_CREATION_ERROR_MESSAGE = `Sorry! We couldn't create a server this time.
-  If this problem persists, it might be that your account needs to be reviewed by DigitalOcean.
-  Please log in to www.digitalocean.com and follow their instructions.`;
-
 function isManagedServer(testServer: server.Server): testServer is server.ManagedServer {
   return !!(testServer as server.ManagedServer).getHost;
 }
@@ -86,7 +78,7 @@ export class App {
   private serverBeingCreated: server.ManagedServer;
 
   constructor(
-      private appRoot: Polymer, private readonly appUrl: string, private readonly version: string,
+      private appRoot: Polymer, private readonly version: string,
       private createDigitalOceanSession: DigitalOceanSessionFactory,
       private createDigitalOceanServerRepository: DigitalOceanServerRepositoryFactory,
       private manualServerRepository: server.ManualServerRepository,
@@ -95,7 +87,7 @@ export class App {
     appRoot.setAttribute('outline-version', this.version);
 
     appRoot.addEventListener('TermsOfServiceAccepted', (event: PolymerEvent) => {
-      window.localStorage[TOS_ACK_LOCAL_STORAGE_KEY] = Date.now();
+      localStorage.setItem(TOS_ACK_LOCAL_STORAGE_KEY, Date.now().toString());
     });
 
     appRoot.addEventListener('ConnectToDigitalOcean', (event: PolymerEvent) => {
@@ -224,7 +216,7 @@ export class App {
   }
 
   async start(): Promise<void> {
-    if (!window.localStorage[TOS_ACK_LOCAL_STORAGE_KEY]) {
+    if (!localStorage.getItem(TOS_ACK_LOCAL_STORAGE_KEY)) {
       this.appRoot.$.tosDialog.open();
     }
     this.showIntro();
diff --git a/src/server_manager/web_app/main.ts b/src/server_manager/web_app/main.ts
index ebf9d8b5..4f926ac6 100644
--- a/src/server_manager/web_app/main.ts
+++ b/src/server_manager/web_app/main.ts
@@ -48,10 +48,9 @@ document.addEventListener('WebComponentsReady', () => {
 
   // Create and start the app.
   new App(
-      document.getElementById('appRoot'), document.URL, version,
-      digitalocean_api.createDigitalOceanSession, digitalOceanServerRepositoryFactory,
-      new ManualServerRepository('manualServers'), new DisplayServerRepository(),
-      new DigitalOceanTokenManager())
+      document.getElementById('appRoot'), version, digitalocean_api.createDigitalOceanSession,
+      digitalOceanServerRepositoryFactory, new ManualServerRepository('manualServers'),
+      new DisplayServerRepository(), new DigitalOceanTokenManager())
       .start();
 });