Reduce Array objects generated from utility method (#7749)
Reduce Array objects generated from utility method (#7749)

Merge pull request 7749
yhironaka/yhironaka.github.io,jekyll/jekyll,jekyll/jekyll,Strangehill/jekyll,chrisfinazzo/jekyll,fulldecent/jekyll,x-way/jekyll,ryanshaw/jekyll,jekyll/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll,chrisfinazzo/jekyll,tillgrallert/jekyll,x-way/jekyll,chrisfinazzo/jekyll,ryanshaw/jekyll,ryanshaw/jekyll,Strangehill/jekyll,chrisfinazzo/jekyll,tillgrallert/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll,Strangehill/jekyll,jekyll/jekyll,ryanshaw/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,x-way/jekyll,Strangehill/jekyll,Strangehill/jekyll,x-way/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll