Web Inspector: Crash when using a stale InspectableNode Node
https://bugs.webkit.org/show_bug.cgi?id=134849

Patch by Joseph Pecoraro <pecoraro@apple.com> on 2014-07-11
Reviewed by Timothy Hatcher.

* inspector/PageConsoleAgent.cpp:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@171018 268f45cc-cd09-0410-ab3c-d52691b4dbfc