Reverting r176101 - "Crash test case:"

The test now appears to time out periodically (i.e., it's not flaky).
Reverting.

Original description:
> Crash test case:
> 1. Open page with javascript
> 2. Add breakpoint
> 3. Stop on breakpoint
> 4. Use live edit and save script
> The test worked for Chromium revision until May 30.

TBR=kostyatinskiy@google.com
BUG=none

Review URL: https://codereview.chromium.org/331853007

git-svn-id: svn://svn.chromium.org/blink/trunk@176131 bbb929c8-8fbe-4397-9dbb-9b2b20218538