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GC hazard fix in customelementregistry.rs (#34019)
* GC hazard fix in customelement.registry.rs Signed-off-by: L Ashwin B <lashwinib@gmail.com> * removed redundant borrow Signed-off-by: L Ashwin B <lashwinib@gmail.com> --------- Signed-off-by: L Ashwin B <lashwinib@gmail.com>
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1 changed files with 4 additions and 6 deletions
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@ -598,13 +598,11 @@ impl CustomElementRegistryMethods for CustomElementRegistry {
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}
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}
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// Step 3
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let mut map = self.when_defined.borrow_mut();
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// Steps 4, 5
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let promise = map.get(&name).cloned().unwrap_or_else(|| {
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// Steps 3, 4, 5
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let existing_promise = self.when_defined.borrow().get(&name).cloned();
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let promise = existing_promise.unwrap_or_else(|| {
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let promise = Promise::new_in_current_realm(comp, can_gc);
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map.insert(name, promise.clone());
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self.when_defined.borrow_mut().insert(name, promise.clone());
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promise
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});
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