This commit removes the duplicate `Context` interface and uses the `ExtendableEvent` interface instead. This is in preparation of switching from our custom typings to the official TypeScript typings (`lib.webworker.d.ts`). PR Close #42736
This commit removes the duplicate `Context` interface and uses the `ExtendableEvent` interface instead. This is in preparation of switching from our custom typings to the official TypeScript typings (`lib.webworker.d.ts`). PR Close #42736