Web Inspector: CallFrame is missing saveIdentityToCookie, or should be excluded

https://bugs.webkit.org/show_bug.cgi?id=126791

Reviewed by Timothy Hatcher.

* UserInterface/CallFrame.js: Add a dummy saveIdentityToCookie() implementation.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@162144 268f45cc-cd09-0410-ab3c-d52691b4dbfc