mishoo/UglifyJS — comment on commit 7c535e67d366c2c61f0622aac8577c9d9a69cdec
File:  line 0
By michaelficarra:

@eduardocereto: The context of a function called in that way is always the global object. `this` may not be the global object outside of that function, depending on how/where this code is running.