CanvasRenderer: Seems like Firefox now supports context.setLineDash()

src/renderers/CanvasRenderer.js

@@ -82,19 +82,7 @@ THREE.CanvasRenderer = function ( parameters ) {
 
 	if ( _context.setLineDash === undefined ) {
 
-		if ( _context.mozDash !== undefined ) {
-
-			_context.setLineDash = function ( values ) {
-
-				_context.mozDash = values[ 0 ] !== null ? values : null;
-
-			}
-
-		} else {
-
-			_context.setLineDash = function () {}
-
-		}
+		_context.setLineDash = function () {}
 
 	}