Revert "Notify shell change after removing temp folder."

This reverts commit 49ae49cf55212633677d6aab382efc0044a58114.

The issue (crbug.com/710698) can still be reproduced with this
change. This CL does not solve the issue.

BUG=710698

Review-Url: https://codereview.chromium.org/2823353002
Cr-Commit-Position: refs/heads/master@{#465338}
1 file changed