This seems to add 2 bytes to core, any reason as to why that mangling is added?

Thank you for comment.
I thought this change is necessary to keep consistent property name.
I think this change is unnecessary.

@38elements Thanks for the PR, you're right that we should add it to our mangle file to avoid any potential name clashes of class properties 👍

@JoviDeCroock it probably adds 2 bytes because the name is a bit longer than a single char.

Thank you for comment.
Since Changing __b is +1B, __b is better than __D.

Coverage remained the same at 100.0% when pulling f0db0b4 on 38elements:patch-1 into 1e8c813 on developit:master.