B7161682765: Remove unused eventCategory.off() method

src/eventCategory.js

@@ -43,21 +43,6 @@ export default function eventCategory() {
 		return ensureEventHolderFor(name).register(callback);
 	};
 
-	/**
-	 * Removed "binding" attached to event.
-	 * @deprecated use unregister() instead
-	 * @param name {String} Name of event
-	 * @param binding {eventBinding} Binding
-	 */
-	that.off = function (name, binding) {
-		// eslint-disable-next-line no-console
-		console.warn(
-			"Sending off() to a category is deprecated. Send unregister() instead.",
-		);
-
-		return that.unregister(name, binding);
-	};
-
 	/**
 	 * Removed "binding" attached to event.
 	 * @param name {String} Name of event

test/events.test.js

@@ -278,19 +278,6 @@ describe("deprecated", () => {
 		console.warn = originalConsoleWarn;
 	});
 
-	it("off() category method delegates to unregister", () => {
-		// Arrange: an event
-		let someEvents = eventCategory();
-		let spy = jasmine.createSpy("unregister");
-
-		someEvents.unregister = spy;
-
-		someEvents.off("namedEvent", "something else");
-
-		expect(spy).toHaveBeenCalledWith("namedEvent", "something else");
-		expect(console.warn).toHaveBeenCalled();
-	});
-
 	it("onceOn() category method delegates to registerOnce", () => {
 		// Arrange: an event
 		let someEvents = eventCategory();