DevTools: operate single set of tokenizer types, do not patch mods in workers.

R=lushnikov@chromium.org

Review URL: https://codereview.chromium.org/134733018

git-svn-id: svn://svn.chromium.org/blink/trunk@165531 bbb929c8-8fbe-4397-9dbb-9b2b20218538