vendor/fontawesome-free/js/fontawesome.js
function bindInternal4(func, thisContext) {
    return function (a, b, c, d) {
      return func.call(thisContext, a, b, c, d);
    };
  }
function bindInternal4(func, thisContext) {
    return function (a, b, c, d) {
      return func.call(thisContext, a, b, c, d);
    };
  }
function bindInternal4 ( func , thisContext ) { return function ( a , b , c , d ) { return func . call ( thisContext , a , b , c , d ) ; } ; }
Internal helper to bind a function known to have 4 arguments
to a given context.
Internal helper to bind a function known to have 4 arguments to a given context .