IFrameControl.setSandboxExceptions
Set space separated list of exceptions for the sandbox mode.
allow-forms: Allows the resource to submit forms. If this keyword is not used, form submission is blocked.
allow-modals: Let the resource open modal windows.
allow-orientation-lock: Lets the resource lock the screen orientation.
allow-pointer-lock: Lets the resource use the Pointer Lock API
allow-popups: Allow popups (e.g window.open())
allow-popups-to-escape-sandbox: Lets the sandboxed document open new windows without those windows inheriting the sandboxing.
allow-presentation: Lets the resource start a presentation session.
allow-same-origin: Allows the IFrame content to be treated as being from the same origin.
allow-scripts: Allows running scripts.
allow-top-navigation: Allows the IFrame content to navigate its top level browser content.