Revert "For Fabric, send message to get Authorization token from iframe parent"

This reverts commit 9db06af552.

src/Contracts/ExplorerContracts.ts

@@ -1,7 +1,46 @@
-import { MessageTypes } from "Contracts/MessageTypes";
 import * as ActionContracts from "./ActionContracts";
 import * as Diagnostics from "./Diagnostics";
 import * as Versions from "./Versions";
 
-export { ActionContracts, Diagnostics, MessageTypes, Versions };
+/**
+ * Messaging types used with Data Explorer <-> Portal communication
+ * and Hosted <-> Explorer communication
+ */
+export enum MessageTypes {
+  TelemetryInfo,
+  LogInfo,
+  RefreshResources,
+  AllDatabases,
+  CollectionsForDatabase,
+  RefreshOffers,
+  AllOffers,
+  UpdateLocationHash,
+  SingleOffer,
+  RefreshOffer,
+  UpdateAccountName,
+  ForbiddenError,
+  AadSignIn,
+  GetAccessAadRequest,
+  GetAccessAadResponse,
+  UpdateAccountSwitch,
+  UpdateDirectoryControl,
+  SwitchAccount,
+  SendNotification,
+  ClearNotification,
+  ExplorerClickEvent,
+  LoadingStatus,
+  GetArcadiaToken,
+  CreateWorkspace,
+  CreateSparkPool,
+  RefreshDatabaseAccount,
+  CloseTab,
+  OpenQuickstartBlade,
+  OpenPostgreSQLPasswordReset,
+  OpenPostgresNetworkingBlade,
+  OpenCosmosDBNetworkingBlade,
+  DisplayNPSSurvey,
+  OpenVCoreMongoNetworkingBlade,
+  OpenVCoreMongoConnectionStringsBlade,
+}
 
+export { ActionContracts, Diagnostics, Versions };