upgrade to 0.11.6 fails

[bridiver]

Did you search for similar issues before submitting this one?
Yes

Describe the issue you encountered:
When upgrading to 0.11.6

tabState.js:31Uncaught TypeError: Cannot read property 'find' of undefined
ReactReconciler.js:64Uncaught TypeError: Cannot read property 'getHostNode' of null

occurs when loading the browser

Expected behavior:
Should load normally

• Platform (Win7, 8, 10? macOS? Linux distro?):
  All
• Brave Version:
  pre-0.11.6
• Steps to reproduce:
  1. Start with a version of Brave prior to 0.11.6
  2. Upgrade to 0.11.6
  3. Launch Brave
• Screenshot if needed:
• Any related issues:

[bsclifton]

To reproduce the issue

• install Brave 0.11.6 beta 4 or 5
• Download session-store-1_bsc0.11.1.zip
• Unzip / move this session file to the appropriate location (Mac is ~/Libraries/Application\ Support/brave/), making sure to rename it as session-store-1
• launch Brave

The error will show in the browser developer tools (Shift+F8)