Blink is Chromium‘s implementation of the open web platform. This document attempts to map terms and concepts found in the specification of the open web platform to classes and files found in Blink’s source tree.
Concepts found in the HTML spec.
The Suborigins spec extends HTML's definition of origins. To check for same-origin corresponds to
SecurityOrigin::isSameSchemeHostPortAndSuborigin while the check for same-origin domain already takes the suborigin into account.
The WindowProxy is part of the bindings implemented by the WindowProxy class.