Drop the trigger on method

This makes it a breaking change, but saves us from having to come back and clean this up later.

Author: KorinaGraber

source/components/busy/busy.ts

@@ -27,21 +27,6 @@ export class BusyComponent {
 	/*
 	 * Public API for triggering the rlBusy to wait on a promise
 	 */
-	trigger(waitOn: IWaitValue<any>): void {
-		if (waitOn == null) {
-			return;
-		}
-
-		if (isBoolean(waitOn)) {
-			this.loading = waitOn;
-			return;
-		}
-
-		this.loading = true;
-		this.asyncHelper.waitAsObservable(waitOn)
-			.subscribe(null, () => this.loading = false, () => this.loading = false);
-	}
-
 	waitOn(waitOn: IWaitValue<any>): Observable<any> {
 		if (waitOn == null) {
 			return Observable.empty();
@@ -56,4 +41,4 @@ export class BusyComponent {
 		return this.asyncHelper.waitAsObservable(waitOn)
 			.do(null, () => this.loading = false, () => this.loading = false);
 	}
-}
+}