Pass null instead of this for Emitter.emit, see #216

phetsims · Feb 3, 2019 · c415045 · c415045
1 parent 1239bb6
commit c415045
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/Emitter.js b/js/Emitter.js
@@ -218,7 +218,7 @@ define( require => {
 
         // Notify listeners
         for ( let i = 0; i < this.activeListenersStack[ lastEntry ].length; i++ ) {
-          this.activeListenersStack[ lastEntry ][ i ].apply( this, arguments );
+          this.activeListenersStack[ lastEntry ][ i ].apply( null, arguments );
         }
 
         this.activeListenersStack.pop();