LeakExpectations: Add more serviceworker tests and Battery Status API leak.

bonus: sort entries on serviceworker expectations section.

NOTRY=true
BUG=385384, 364390

Review URL: https://codereview.chromium.org/339013002

git-svn-id: svn://svn.chromium.org/blink/trunk@176255 bbb929c8-8fbe-4397-9dbb-9b2b20218538