{"mdn_url":"https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/webNavigation/getAllFrames","source_file":"webextensions/api/webNavigation.json","support":{"chrome":{"version_added":true},"edge":{"version_added":true},"firefox":{"notes":"The returned objects do not include the <code>errorOccurred</code> property. See <a href='https://bugzil.la/1248418'>bug 1248418</a>.","version_added":"47"},"firefox_android":{"notes":"The returned objects do not include the <code>errorOccurred</code> property. See <a href='https://bugzil.la/1248418'>bug 1248418</a>.","version_added":"48"},"opera":{"version_added":true},"safari":{"version_added":"14"},"safari_ios":{"version_added":"15"}}}