1602005-webRequest.onHeadersReceived-more-object-details-properties (#6087)
1602005-webRequest.onHeadersReceived-more-object-details-properties (#6087)

This PR includes the following changes:
* the addition of fromCache, ip, and frameAncestors to webRequest.onHeadersReceived as per the information on https://bugzilla.mozilla.org/show_bug.cgi?id=1602005
* the addition of incognito to all webRequest events as per https://bugzilla.mozilla.org/show_bug.cgi?id=1545163
* the addition of cookieStoreID to all webRequest events as per https://bugzilla.mozilla.org/show_bug.cgi?id=1391992

Co-authored-by: Richard Bloor <b757ed502e9cd53032b93a1a07cebbdf1c211aaa@atlassian.com>
chrisdavidmills/browser-compat-data,mdn/browser-compat-data,mdn/browser-compat-data,chrisdavidmills/browser-compat-data