No longer test the defaults

Author: timfish

packages/browser/test/unit/tracekit/ie.test.ts

@@ -1,5 +1,8 @@
+import { createStackParser } from '@sentry/utils';
 import { exceptionFromError } from '../../../src/eventbuilder';
-import { defaultStackParser as parser } from '../../../src/stack-parsers';
+import { winjsStackLineParser  } from '../../../src/stack-parsers';
+
+const parser = createStackParser(winjsStackLineParser);
 
 describe('Tracekit - IE Tests', () => {
   it('should parse IE 10 error', () => {