aFarkas/webshim — comment on commit 8a8021664048f933b19f9626e3fc1071e2f9b6e8
File: src/shims/form-shim-extend.js line 660
By aFarkas:

Yeah, Safari also supports matchesSelector. But this code above is mostly executed in IE7, IE8 and IE9. Other browsers do not really interest me (They already have placeholder support). Due to the fact, that IE9 will be replaced soon by IE10 (supports placeholder), the most interesting browser for this test is IE8