Auto merge of #14644 - servo:ever-so-slightly-less-unstable, r=heycam

Ever so slightly less unstable

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

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1 files changed, 3 insertions, 1 deletions

diff --git a/components/script/dom/bindings/codegen/CodegenRust.py b/components/script/dom/bindings/codegen/CodegenRust.py
index 6329a81048f..d68b1adf33e 100644
--- a/components/script/dom/bindings/codegen/CodegenRust.py
+++ b/components/script/dom/bindings/codegen/CodegenRust.py
@@ -4260,7 +4260,9 @@ class CGUnionConversionStruct(CGThing):
 
         return CGWrapper(
             CGIndenter(jsConversion, 4),
-            pre="unsafe fn TryConvertTo%s(cx: *mut JSContext, value: HandleValue) -> %s {\n" % (t.name, returnType),
+            # TryConvertToObject is unused, but not generating it while generating others is tricky.
+            pre="#[allow(dead_code)] unsafe fn TryConvertTo%s(cx: *mut JSContext, value: HandleValue) -> %s {\n"
+                % (t.name, returnType),
             post="\n}")
 
     def define(self):