Add @types/chrome extension

libs/type-extensions/README.md

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+# @types/chrome extensions
+
+This needs to be polished, and submitted to [@types/chrome](https://www.npmjs.com/package/@types/chrome) at some point.
+
+See also: [DefinitelyTyped#65809](https://github.com/DefinitelyTyped/DefinitelyTyped/discussions/65809)

libs/type-extensions/index.d.ts

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+////////////////////
+// InstanceID
+// THIS IS NEW, BASED ON https://developer.chrome.com/docs/extensions/reference/instanceID
+////////////////////
+/**
+ * The chrome.instanceID namespace exists to access the instance ID service, in chrome.
+ * Availability: Since Chrome 44.
+ */
+declare namespace chrome.instanceID {
+  export interface TokenRefreshEvent
+    extends chrome.events.Event<(token: string) => void> {}
+
+  /**
+   * Return a token that allows the authorized entity to access the service defined by scope.
+   * @param getTokenParams Parameters for getToken.
+   * @param callback The callback parameter looks like:
+   * function(token: string) {...};
+   * Parameter token: A token assigned by the requested service.
+   */
+  export function getToken(
+    getTokenParams: {
+      authorizedEntity: string;
+      scope: string;
+    },
+    callback: (token: string) => void
+  ): void;
+
+  /**
+   * Fired when all the granted tokens need to be refreshed.
+   */
+  export var onTokenRefresh: TokenRefreshEvent;
+}

libs/type-extensions/package.json

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+{
+  "name": "@tix-factory/type-extensions",
+  "version": "0.0.237",
+  "description": "Additions that should really be in @types/chrome",
+  "homepage": "https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/chrome",
+  "main": "",
+  "types": "index.d.ts",
+  "scripts": {},
+  "dependencies": {
+    "@types/chrome": "0.0.237"
+  },
+  "typeScriptVersion": "4.3"
+}