For Mac - Opens in Chrome - Tested on VS Code v 1.9.0
Type in Configure Task Runner, the first time you do this, VS Code will give you the scroll down menu, if it does select "Other." If you have done this before, VS Code will just send you directly to tasks.json.
Once in the tasks.json file. Delete the script displayed and replace it by the following:
{ "version": "0.1.0", "command": "Chrome", "osx": { "command": "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome" }, "args": ["${file}"] }