The browser could not automatically start after press F5 when webBrowserUrl was set.

[zhouwangyang]

Steps to Reproduce
1.Open cookiecutter explorer
2.Load the following template: https://github.com/brettcannon/python-azure-web-app-cookiecutter
3.Keep default values and click Create and Open Folder
4.Right click on webapp.py and choose Debug and Launch Settings when the files generated in Solution Explorer
5.Set webBrowserUrl: http://127.0.0.1:5555/
6.Open webapp.py and put a breakpoint on first line in do_GET method
7.Press F5

Expected behavior
the browser will automatically start when press F5.

Actual behavior
the browser does not automatically start when press F5.

[zhouwangyang]

close it by design.