Revert "Updated firebase to version 9"

This reverts commit 401b384.

Author: jdcoldsmith

firebase-app.js

@@ -15,13 +15,14 @@ https://github.com/firebase/polymerfire/blob/master/LICENSE
  // Polymer imports
 import '@polymer/polymer/polymer-legacy.js';
 import { Polymer } from '@polymer/polymer/lib/legacy/polymer-fn.js';
-import firebase from 'firebase/compat/app';
-import 'firebase/compat/database';
-import 'firebase/compat/auth';
-import 'firebase/compat/storage';
-import 'firebase/compat/messaging';
-import 'firebase/compat/functions';
-import 'firebase/compat/analytics';
+// import firebase from '@firebase/app';
+import '@firebase/app';
+import '@firebase/database';
+import '@firebase/auth';
+import '@firebase/storage';
+import '@firebase/messaging';
+import '@firebase/functions';
+import '@firebase/analytics';
 import '../../source/_resources/js/firebaseWorker/firebaseWorker.js';
 
 /**

firebase-auth.js

@@ -59,8 +59,9 @@ be a problem.
 // Polymer imports
 import '@polymer/polymer/polymer-legacy.js';
 import { Polymer } from '@polymer/polymer/lib/legacy/polymer-fn.js';
+// import firebase from '@firebase/app';
 import { FirebaseCommonBehavior } from './firebase-common-behavior.js';
-import 'firebase/compat/auth';
+import '@firebase/auth';
 
 Polymer({
 

firebase-common-behavior.js

@@ -9,6 +9,7 @@ https://github.com/firebase/polymerfire/blob/master/LICENSE
 // Polymer imports
 import '@polymer/polymer/polymer-legacy.js';
 import { AppNetworkStatusBehavior } from '@polymer/app-storage/app-network-status-behavior';
+// import firebase from '@firebase/app';
 
 // Polymer({
 //

firebase-database-behavior.js

@@ -10,7 +10,7 @@ https://github.com/firebase/polymerfire/blob/master/LICENSE
 import '@polymer/polymer/polymer-legacy.js';
 import { AppStorageBehavior } from '@polymer/app-storage/app-storage-behavior';
 import { FirebaseCommonBehavior } from './firebase-common-behavior.js';
-import 'firebase/compat/database';
+import '@firebase/database';
 
 
 // Polymer({

firebase-document.js

@@ -9,6 +9,7 @@ https://github.com/firebase/polymerfire/blob/master/LICENSE
 import '@polymer/polymer/polymer-legacy.js';
 import { Polymer } from '@polymer/polymer/lib/legacy/polymer-fn.js';
 import { FirebaseDatabaseBehavior } from './firebase-database-behavior.js';
+// import firebase from '@firebase/app';
 
 /**
  * The firebase-document element is an easy way to interact with a firebase

firebase-messaging.js

@@ -67,7 +67,7 @@ call `.activate()` on the element once you've
 import '@polymer/polymer/polymer-legacy.js';
 import { Polymer } from '@polymer/polymer/lib/legacy/polymer-fn.js';
 import { FirebaseCommonBehavior } from './firebase-common-behavior.js'; 
-import 'firebase/compat/messaging';
+import '@firebase/messaging';
 var stateMap = {};
 
 /**

firebase-storage-behavior.js

@@ -8,7 +8,7 @@ https://github.com/firebase/polymerfire/blob/master/LICENSE
 // Polymer imports
 import '@polymer/polymer/polymer-legacy.js';
 import { FirebaseCommonBehavior } from './firebase-common-behavior.js';
-import 'firebase/compat/storage';
+import '@firebase/storage';
 
 /** @polymerBehavior Polymer.FirebaseStorageBehavior */
 export const FirebaseStorageBehaviorImpl = {

package.json

@@ -36,7 +36,7 @@
   "dependencies": {
     "@polymer/app-storage": "^3.0.0-pre.21",
     "@polymer/polymer": "^3.0.2",
-    "firebase": "^9.6.4"
+    "firebase": "^8.6.2"
   },
   "deprecated": false,
   "description": "Polymer Web Components for Firebase",