[Thread-safe] Take isolatedCopy() of SecurityOrigin in ResourceLoaderOptions

To prevent from sharing SecurityOrigin across threads, CrossThreadCopier
should take isolatedCopy() of SecurityOrigin in ResourceLoaderOptions.

BUG=415865

Review URL: https://codereview.chromium.org/583903003

git-svn-id: svn://svn.chromium.org/blink/trunk@183967 bbb929c8-8fbe-4397-9dbb-9b2b20218538
[ServiceWorker] pipe ServiceWorkerResponseType from the SW to the page [1/2 blink]

We need this value to decide whether the image should be tainted or not.

1 blink: https://codereview.chromium.org/653373002
2 chromium: https://codereview.chromium.org/659573006

BUG=424473

Review URL: https://codereview.chromium.org/653373002

git-svn-id: svn://svn.chromium.org/blink/trunk@183968 bbb929c8-8fbe-4397-9dbb-9b2b20218538