[Gardening]: [ iOS macOS Debug ] 3X imported/w3c/web-platform-tests/d…

…om/nodes/NodeList-static-length-getter-tampered-indexOf-(Layout tests) are constant timeouts

https://bugs.webkit.org/show_bug.cgi?id=244900

Unreviewed test gardening.

* LayoutTests/platform/ios/TestExpectations:
* LayoutTests/platform/mac/TestExpectations:

Canonical link: https://commits.webkit.org/254243@main

LayoutTests/platform/ios/TestExpectations

@@ -3742,3 +3742,8 @@ webkit.org/b/244619 editing/selection/ios/tap-to-set-selection-in-editable-web-v
 webkit.org/b/244740 http/wpt/cross-origin-opener-policy/non-secure-to-secure-context-navigation.https.html [ Pass Failure ]
 
 webkit.org/b/244851 [ Debug ] platform/ios/mediastream/video-muted-in-background-tab.html [ Skip ]
+
+# These tests have similar harness errors and timeouts. See webkit.org/b/244900
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-1.html [ Pass Timeout Failure ]
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-2.html [ Pass Timeout Failure ]
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-3.html [ Pass Timeout Failure ]

LayoutTests/platform/mac/TestExpectations

@@ -2298,3 +2298,8 @@ webkit.org/b/244012 imported/w3c/web-platform-tests/css/css-transforms/transform
 webkit.org/b/244014 [ Debug ] imported/w3c/web-platform-tests/html/semantics/document-metadata/the-style-element/style-load-after-mutate.html  [ Pass Failure ]
 
 webkit.org/b/244549 imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/module/dynamic-import/blob-url-workers.window.html [ Pass Failure ]
+
+# These tests have similar harness errors and timeouts. See webkit.org/b/244900
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-1.html [ Pass Timeout Failure ]
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-2.html [ Pass Timeout Failure ]
+[ Debug ] imported/w3c/web-platform-tests/dom/nodes/NodeList-static-length-getter-tampered-indexOf-3.html [ Pass Timeout Failure ]