Shopify/tinymce — pull request #1 by cjoudrey (2013-04-17 14:51:47+00:00)
Title: Prevent Chrome from GCing when creating iframe

We previously had this tidbit of code in our vendored version.

Chrome was triggering GC when using `"javascript://"` as the iframe src. Replacing it to `"about:blank"` appeared to fix the issue.