
Create outline of future Headless API. BUG=546953 Review URL: https://codereview.chromium.org/1461693003 Cr-Commit-Position: refs/heads/master@{#362712}
Create outline of future Headless API. BUG=546953 Review URL: https://codereview.chromium.org/1461693003 Cr-Commit-Position: refs/heads/master@{#362712}