GUI2 Changed loading screen display to be a component

Change-Id: Id1592b498e6827ec4cd3544dec92e46f00e8d378
diff --git a/web/gui2/src/main/webapp/app/view/host/host/host.component.ts b/web/gui2/src/main/webapp/app/view/host/host/host.component.ts
index 3ea91c7..bf692a2 100644
--- a/web/gui2/src/main/webapp/app/view/host/host/host.component.ts
+++ b/web/gui2/src/main/webapp/app/view/host/host/host.component.ts
@@ -16,7 +16,6 @@
 import { Component, OnInit, OnDestroy } from '@angular/core';
 import {
     FnService,
-    LoadingService,
     LogService,
     WebSocketService,
     SortDir, TableBaseImpl, TableResponse
@@ -50,11 +49,10 @@
 
     constructor(
         protected fs: FnService,
-        protected ls: LoadingService,
         protected log: LogService,
         protected wss: WebSocketService,
     ) {
-        super(fs, ls, log, wss, 'host');
+        super(fs, log, wss, 'host');
         this.responseCallback = this.hostResponseCb;
         this.sortParams = {
             firstCol: 'name',