DOM Snitch not stable with a number of commercial websites -- especially with frames

[GoogleCodeExporter]

What steps will reproduce the problem?
1.  Working in ZenDesk 
2.  uFile.ca -- site unusable
3.  SavvisStation -- ISP control panel
4. facebook (? sometimes expanding comments)

Disable DOM Snitch and the sites behave as expected.
What is the expected output? What do you see instead?
 Pages reloading -- partial load of target page and reload of calling page
 websites having issues with session

What version of the product are you using? On what operating system?
Latest chrome 25 on OS X mountain lion 

Please provide any additional information below.

Original issue reported on code.google.com by [email protected] on 26 Mar 2013 at 5:55