Enable AllowTargetedNavigationsAfterSwap and DisownOpener.

A few fixes have now landed making these two test pass with --site-per-process.

TBR=jam@chromium.org
BUG=496923,357747

Review URL: https://codereview.chromium.org/1212243003

Cr-Commit-Position: refs/heads/master@{#337018}
1 file changed