Issue FrameDestructionObserver::frameDestroyed() notification on detach.

LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt

Index: LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt
diff --git a/LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt b/LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt
index cdd6ba07a9223dd05c84c2bf418447501a758d8e..96deeaa63a961b6a26daa91334acdab786d6cdd7 100644
--- a/LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt
+++ b/LayoutTests/fast/dom/Window/property-access-on-cached-window-after-frame-removed-expected.txt
@@ -25,23 +25,23 @@ PASS childWindow.innerHeight is 0
 PASS childWindow.innerWidth is 0
 FAIL childWindow.isJsTest should be false (of type boolean). Was undefined (of type undefined).
 PASS childWindow.length is 0
-PASS childWindow.location.ancestorOrigins.length is 0
-PASS childWindow.location.hash is ''
-PASS childWindow.location.host is ''
-PASS childWindow.location.hostname is ''
-PASS childWindow.location.href is 'about:blank'
-PASS childWindow.location.origin is 'null'
-PASS childWindow.location.pathname is 'blank'
-PASS childWindow.location.port is ''
-PASS childWindow.location.protocol is 'about:'
-PASS childWindow.location.search is ''
+FAIL childWindow.location.ancestorOrigins.length should be 0. Threw exception TypeError: Cannot read property 'length' of undefined
+FAIL childWindow.location.hash should be  (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.host should be  (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.hostname should be  (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.href should be about:blank (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.origin should be null (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.pathname should be blank (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.port should be  (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.protocol should be about: (of type string). Was undefined (of type undefined).
+FAIL childWindow.location.search should be  (of type string). Was undefined (of type undefined).
 PASS childWindow.locationbar.visible is false
 PASS childWindow.menubar.visible is false
 PASS childWindow.name is ''
 PASS childWindow.navigator.appCodeName is window.navigator.appCodeName
 PASS childWindow.navigator.appName is window.navigator.appName
 PASS childWindow.navigator.appVersion is ''
-PASS childWindow.navigator.connection.ontypechange is null
+FAIL childWindow.navigator.connection.ontypechange should be null. Threw exception TypeError: Cannot read property 'ontypechange' of null
 PASS childWindow.navigator.cookieEnabled is false
 PASS childWindow.navigator.doNotTrack is null
 PASS childWindow.navigator.hardwareConcurrency is window.navigator.hardwareConcurrency
@@ -49,12 +49,12 @@ PASS childWindow.navigator.language is window.navigator.language
 PASS childWindow.navigator.maxTouchPoints is 0
 PASS childWindow.navigator.onLine is window.navigator.onLine
 PASS childWindow.navigator.platform is window.navigator.platform
-PASS childWindow.navigator.presentation.onavailablechange is null
-PASS childWindow.navigator.presentation.session is null
+FAIL childWindow.navigator.presentation.onavailablechange should be null. Threw exception TypeError: Cannot read property 'onavailablechange' of null
+FAIL childWindow.navigator.presentation.session should be null. Threw exception TypeError: Cannot read property 'session' of null
 PASS childWindow.navigator.product is window.navigator.product
 PASS childWindow.navigator.productSub is window.navigator.productSub
-PASS childWindow.navigator.serviceWorker.controller is null
-PASS childWindow.navigator.serviceWorker.oncontrollerchange is null
+FAIL childWindow.navigator.serviceWorker.controller should be null. Threw exception TypeError: Cannot read property 'controller' of null
+FAIL childWindow.navigator.serviceWorker.oncontrollerchange should be null. Threw exception TypeError: Cannot read property 'oncontrollerchange' of null
 PASS childWindow.navigator.userAgent is ''
 PASS childWindow.navigator.vendor is window.navigator.vendor
 PASS childWindow.navigator.vendorSub is ''
@@ -182,9 +182,9 @@ PASS childWindow.screen.availTop is 0
 PASS childWindow.screen.availWidth is 0
 PASS childWindow.screen.colorDepth is 0
 PASS childWindow.screen.height is 0
-PASS childWindow.screen.orientation.angle is 0
-PASS childWindow.screen.orientation.onchange is null
-FAIL childWindow.screen.orientation.type should be . Was portrait-primary.
+FAIL childWindow.screen.orientation.angle should be 0. Threw exception TypeError: Cannot read property 'angle' of null
+FAIL childWindow.screen.orientation.onchange should be null. Threw exception TypeError: Cannot read property 'onchange' of null
+FAIL childWindow.screen.orientation.type should be . Threw exception TypeError: Cannot read property 'type' of null
 PASS childWindow.screen.pixelDepth is 0
 PASS childWindow.screen.width is 0
 PASS childWindow.screenLeft is 0
@@ -194,10 +194,10 @@ PASS childWindow.screenY is 0
 PASS childWindow.scrollX is 0
 PASS childWindow.scrollY is 0
 PASS childWindow.scrollbars.visible is false
-PASS childWindow.speechSynthesis.onvoiceschanged is null
-PASS childWindow.speechSynthesis.paused is false
-PASS childWindow.speechSynthesis.pending is false
-PASS childWindow.speechSynthesis.speaking is false
+FAIL childWindow.speechSynthesis.onvoiceschanged should be null. Threw exception TypeError: Cannot read property 'onvoiceschanged' of null
+FAIL childWindow.speechSynthesis.paused should be false. Threw exception TypeError: Cannot read property 'paused' of null
+FAIL childWindow.speechSynthesis.pending should be false. Threw exception TypeError: Cannot read property 'pending' of null
+FAIL childWindow.speechSynthesis.speaking should be false. Threw exception TypeError: Cannot read property 'speaking' of null
 PASS childWindow.status is ''
 PASS childWindow.statusbar.visible is false
 PASS childWindow.styleMedia.type is ''