diff --git a/testing/web-platform/meta/html/browsers/the-window-object/window-properties.html.ini b/testing/web-platform/meta/html/browsers/the-window-object/window-properties.html.ini
index 0a2d80718d..ff664341a3 100644
--- a/testing/web-platform/meta/html/browsers/the-window-object/window-properties.html.ini
+++ b/testing/web-platform/meta/html/browsers/the-window-object/window-properties.html.ini
@@ -3,9 +3,6 @@
[Window attribute: oncancel]
expected: FAIL
- [Window attribute: onclose]
- expected: FAIL
-
[Window attribute: oncuechange]
expected: FAIL
diff --git a/testing/web-platform/meta/html/dom/interfaces.html.ini b/testing/web-platform/meta/html/dom/interfaces.html.ini
index 59e445a3e7..efe92b7f8a 100644
--- a/testing/web-platform/meta/html/dom/interfaces.html.ini
+++ b/testing/web-platform/meta/html/dom/interfaces.html.ini
@@ -121,9 +121,6 @@
[Document interface: attribute oncancel]
expected: FAIL
- [Document interface: attribute onclose]
- expected: FAIL
-
[Document interface: attribute oncuechange]
expected: FAIL
@@ -172,9 +169,6 @@
[Document interface: iframe.contentDocument must inherit property "oncancel" with the proper type (97)]
expected: FAIL
- [Document interface: iframe.contentDocument must inherit property "onclose" with the proper type (102)]
- expected: FAIL
-
[Document interface: iframe.contentDocument must inherit property "oncuechange" with the proper type (104)]
expected: FAIL
@@ -358,9 +352,6 @@
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncancel" with the proper type (97)]
expected: FAIL
- [Document interface: document.implementation.createDocument(null, "", null) must inherit property "onclose" with the proper type (102)]
- expected: FAIL
-
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncuechange" with the proper type (104)]
expected: FAIL
@@ -469,9 +460,6 @@
[HTMLElement interface: attribute oncancel]
expected: FAIL
- [HTMLElement interface: attribute onclose]
- expected: FAIL
-
[HTMLElement interface: attribute oncuechange]
expected: FAIL
@@ -517,9 +505,6 @@
[HTMLElement interface: document.createElement("noscript") must inherit property "oncancel" with the proper type (29)]
expected: FAIL
- [HTMLElement interface: document.createElement("noscript") must inherit property "onclose" with the proper type (34)]
- expected: FAIL
-
[HTMLElement interface: document.createElement("noscript") must inherit property "oncuechange" with the proper type (36)]
expected: FAIL
@@ -1324,33 +1309,6 @@
[RelatedEvent interface: attribute relatedTarget]
expected: FAIL
- [HTMLDialogElement interface: existence and properties of interface object]
- expected: FAIL
-
- [HTMLDialogElement interface object length]
- expected: FAIL
-
- [HTMLDialogElement interface: existence and properties of interface prototype object]
- expected: FAIL
-
- [HTMLDialogElement interface: existence and properties of interface prototype object's "constructor" property]
- expected: FAIL
-
- [HTMLDialogElement interface: attribute open]
- expected: FAIL
-
- [HTMLDialogElement interface: attribute returnValue]
- expected: FAIL
-
- [HTMLDialogElement interface: operation show([object Object\],[object Object\])]
- expected: FAIL
-
- [HTMLDialogElement interface: operation showModal([object Object\],[object Object\])]
- expected: FAIL
-
- [HTMLDialogElement interface: operation close(DOMString)]
- expected: FAIL
-
[HTMLCanvasElement interface: operation probablySupportsContext(DOMString,any)]
expected: FAIL
@@ -1607,9 +1565,6 @@
[Window interface: attribute oncancel]
expected: FAIL
- [Window interface: attribute onclose]
- expected: FAIL
-
[Window interface: attribute oncuechange]
expected: FAIL
@@ -1635,9 +1590,6 @@
[Window interface: window must inherit property "oncancel" with the proper type (42)]
expected: FAIL
- [Window interface: window must inherit property "onclose" with the proper type (47)]
- expected: FAIL
-
[Window interface: window must inherit property "oncuechange" with the proper type (49)]
expected: FAIL
@@ -2119,9 +2071,6 @@
[Document interface: iframe.contentDocument must inherit property "oncancel" with the proper type (98)]
expected: FAIL
- [Document interface: iframe.contentDocument must inherit property "onclose" with the proper type (103)]
- expected: FAIL
-
[Document interface: iframe.contentDocument must inherit property "oncuechange" with the proper type (105)]
expected: FAIL
@@ -2257,9 +2206,6 @@
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncancel" with the proper type (98)]
expected: FAIL
- [Document interface: document.implementation.createDocument(null, "", null) must inherit property "onclose" with the proper type (103)]
- expected: FAIL
-
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncuechange" with the proper type (105)]
expected: FAIL
@@ -2332,9 +2278,6 @@
[RelatedEvent interface object name]
expected: FAIL
- [HTMLDialogElement interface object name]
- expected: FAIL
-
[CanvasProxy interface object name]
expected: FAIL
@@ -2551,9 +2494,6 @@
[Document interface: new Document() must inherit property "oncancel" with the proper type (97)]
expected: FAIL
- [Document interface: new Document() must inherit property "onclose" with the proper type (102)]
- expected: FAIL
-
[Document interface: new Document() must inherit property "oncuechange" with the proper type (104)]
expected: FAIL
@@ -2878,9 +2818,6 @@
[Document interface: iframe.contentDocument must inherit property "oncancel" with the proper type (91)]
expected: FAIL
- [Document interface: iframe.contentDocument must inherit property "onclose" with the proper type (96)]
- expected: FAIL
-
[Document interface: iframe.contentDocument must inherit property "oncuechange" with the proper type (98)]
expected: FAIL
@@ -2959,9 +2896,6 @@
[Document interface: new Document() must inherit property "oncancel" with the proper type (91)]
expected: FAIL
- [Document interface: new Document() must inherit property "onclose" with the proper type (96)]
- expected: FAIL
-
[Document interface: new Document() must inherit property "oncuechange" with the proper type (98)]
expected: FAIL
@@ -3040,9 +2974,6 @@
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncancel" with the proper type (91)]
expected: FAIL
- [Document interface: document.implementation.createDocument(null, "", null) must inherit property "onclose" with the proper type (96)]
- expected: FAIL
-
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncuechange" with the proper type (98)]
expected: FAIL
@@ -3055,9 +2986,6 @@
[HTMLElement interface: document.createElement("noscript") must inherit property "oncancel" with the proper type (20)]
expected: FAIL
- [HTMLElement interface: document.createElement("noscript") must inherit property "onclose" with the proper type (25)]
- expected: FAIL
-
[HTMLElement interface: document.createElement("noscript") must inherit property "oncuechange" with the proper type (27)]
expected: FAIL
@@ -3214,9 +3142,6 @@
[Window interface: window must inherit property "oncancel" with the proper type (40)]
expected: FAIL
- [Window interface: window must inherit property "onclose" with the proper type (45)]
- expected: FAIL
-
[Window interface: window must inherit property "oncuechange" with the proper type (47)]
expected: FAIL
@@ -3271,9 +3196,6 @@
[Document interface: iframe.contentDocument must inherit property "oncancel" with the proper type (92)]
expected: FAIL
- [Document interface: iframe.contentDocument must inherit property "onclose" with the proper type (97)]
- expected: FAIL
-
[Document interface: iframe.contentDocument must inherit property "oncuechange" with the proper type (99)]
expected: FAIL
@@ -3352,9 +3274,6 @@
[Document interface: new Document() must inherit property "oncancel" with the proper type (92)]
expected: FAIL
- [Document interface: new Document() must inherit property "onclose" with the proper type (97)]
- expected: FAIL
-
[Document interface: new Document() must inherit property "oncuechange" with the proper type (99)]
expected: FAIL
@@ -3433,9 +3352,6 @@
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncancel" with the proper type (92)]
expected: FAIL
- [Document interface: document.implementation.createDocument(null, "", null) must inherit property "onclose" with the proper type (97)]
- expected: FAIL
-
[Document interface: document.implementation.createDocument(null, "", null) must inherit property "oncuechange" with the proper type (99)]
expected: FAIL
diff --git a/testing/web-platform/meta/html/semantics/interactive-elements/the-dialog-element/dialog-close.html.ini b/testing/web-platform/meta/html/semantics/interactive-elements/the-dialog-element/dialog-close.html.ini
deleted file mode 100644
index 8caa04e94a..0000000000
--- a/testing/web-platform/meta/html/semantics/interactive-elements/the-dialog-element/dialog-close.html.ini
+++ /dev/null
@@ -1,20 +0,0 @@
-[dialog-close.html]
- type: testharness
- [close() fires a close event]
- expected: FAIL
-
- [close() on a