Web Inspector: WebInspector.AceTextEditor throws a warning
https://bugs.webkit.org/show_bug.cgi?id=111315

Patch by Andrey Lushnikov <lushnikov@chromium.org> on 2013-03-04
Reviewed by Pavel Feldman.

Add WebInspector.AceTextEditor to externs.js to suppress closure
compilation warning.

No new tests: no change in behaviour.

* inspector/front-end/externs.js:
(WebInspector.AceTextEditor):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@144632 268f45cc-cd09-0410-ab3c-d52691b4dbfc