Moved over local tests that are more comprehensive than the ones present
Adapted the moved-over local tests to use testharness
Removed old tests because they covered the same things in less detail
Un-skipped the folder in TestExpectations

BUG=694525

Review-Url: https://codereview.chromium.org/2798353002
Cr-Commit-Position: refs/heads/master@{#462834}