vendor/kinetic-v5.1.0.js
function() {
            var a = arguments;
            this._context.arc(a[0], a[1], a[2], a[3], a[4], a[5]);
        }
function() {
            var a = arguments;
            this._context.arc(a[0], a[1], a[2], a[3], a[4], a[5]);
        }
function ( ) { var a = arguments ; this . _context . arc ( a [ 0 ] , a [ 1 ] , a [ 2 ] , a [ 3 ] , a [ 4 ] , a [ 5 ] ) ; }
context pass through methods
context pass through methods