WARNING at build arg file (use "gn args <out_dir>" to edit):10:27: Build argument has no effect.
enable_one_click_signin = false
^----
The variable "enable_one_click_signin" was set as a build argument
but never appeared in a declare_args() block in any buildfile.
To view all possible args, run "gn args --list <out_dir>"
The build continued as if that argument was unspecified.
Done. Made 18000 targets from 3088 files in 3670ms