LeakExpectations: add more service worker and isolated world tests

NOTRY=true
TBR=haraken
BUG=364377, 364390

Review URL: https://codereview.chromium.org/345343002

git-svn-id: svn://svn.chromium.org/blink/trunk@176715 bbb929c8-8fbe-4397-9dbb-9b2b20218538