Auto merge of #24137 - gterzian:fix_error_throwing_on_unknown_js_arg, r=jdm

Codegen: throw type error when encountering an unknown argument

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FIX #24130

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- [ ] `./mach test-tidy` does not report any errors
- [ ] These changes fix #___ (GitHub issue number if applicable)

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2 files changed, 7 insertions, 2 deletions

diff --git a/components/script/dom/bindings/codegen/CodegenRust.py b/components/script/dom/bindings/codegen/CodegenRust.py
index d5b70f6c3d7..dece9a763d9 100644
--- a/components/script/dom/bindings/codegen/CodegenRust.py
+++ b/components/script/dom/bindings/codegen/CodegenRust.py
@@ -492,7 +492,7 @@ class CGMethodCall(CGThing):
             else:
                 # Just throw; we have no idea what we're supposed to
                 # do with this.
-                caseBody.append(CGGeneric("throw_internal_error(*cx, \"Could not convert JavaScript argument\");\n"
+                caseBody.append(CGGeneric("throw_type_error(*cx, \"Could not convert JavaScript argument\");\n"
                                           "return false;"))
 
             argCountCases.append(CGCase(str(argCount),
diff --git a/tests/wpt/metadata/webaudio/the-audio-api/the-iirfilternode-interface/iirfilter.html.ini b/tests/wpt/metadata/webaudio/the-audio-api/the-iirfilternode-interface/iirfilter.html.ini
index 2cca34ade59..ffe829f89f6 100644
--- a/tests/wpt/metadata/webaudio/the-audio-api/the-iirfilternode-interface/iirfilter.html.ini
+++ b/tests/wpt/metadata/webaudio/the-audio-api/the-iirfilternode-interface/iirfilter.html.ini
@@ -1,2 +1,7 @@
 [iirfilter.html]
-  expected: CRASH
+  expected: ERROR
+  [X createIIRFilter with unnormalized coefficients incorrectly threw TypeError: \"context.createIIRFilter is not a function\".]
+    expected: FAIL
+
+  [X createIIRFilter with normalized coefficients incorrectly threw TypeError: \"context.createIIRFilter is not a function\".]
+    expected: FAIL