Remove special ExecutableAccessorInfo handling based on flag
This additionally removes special "prototype" handling for O.o, since it's broken; and added test.

BUG=
R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/368853003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix rerun barrier for flaky tests.

- The rerun flag doesn't include the first run.
- Timeout is an int. The division makes it 0 for small
numbers.

BUG=374134
LOG=n
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/364793007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22172 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/master'