Remove obsolete AnyObject cast
diff --git a/Sources/XCTest/Public/XCTestCase+Asynchronous.swift b/Sources/XCTest/Public/XCTestCase+Asynchronous.swift
index e9affb7..09ee88f 100644
--- a/Sources/XCTest/Public/XCTestCase+Asynchronous.swift
+++ b/Sources/XCTest/Public/XCTestCase+Asynchronous.swift
@@ -170,7 +170,7 @@
// Start observing the notification with specified name and object.
var observer: NSObjectProtocol? = nil
func removeObserver() {
- if let observer = observer as? AnyObject {
+ if let observer = observer {
NotificationCenter.default.removeObserver(observer)
}
}