Revert "Move popular DOM attributes to prorotype chains"

This reverts commit ebe96b23617825aadc334120c1325e32ad1c5897.

Review URL: https://codereview.chromium.org/101963002

TBR=hshi@chromium.org,haraken@chromium.org
BUG=325330

Review URL: https://codereview.chromium.org/102633003

git-svn-id: svn://svn.chromium.org/blink/trunk@163107 bbb929c8-8fbe-4397-9dbb-9b2b20218538