xwebsocket: Remove unused code.
xwebsocket: Remove unused code.

This doesn't fix anything, just removes dead code.

Change-Id: I003333b816d7687530cf5ee759e66c3f7c6db743

vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref