Revert "span class=var"

This reverts commit 7b84b56fce8999b81570bd55253824cc33274d21.
Revert "span class=klass"

This reverts commit 2e9426eae2fa46bf9ce12fe9a0055a28b84de032.
Revert "span class=function"

This reverts commit 779a47e27b1b4dbebf327886f00e2fc27346f3f4.