Summary:
Pull Request resolved: https://github.com/facebook/yoga/pull/1569
Added a `benchmark` function that takes a path representing a directory to read captures from. This is supplied by the caller due to annoyance with filesystem access in C++. This calls into timing code with <chrono> and prints it out to the console.
Reviewed By: NickGerleman
Differential Revision: D53104632
fbshipit-source-id: fe8bcb0a87198701865fb04193894591d2eff821