Auto merge of #21737 - chansuke:format_script, r=jdm

Format script component

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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 part of #21373.
- [x] These changes do not require tests because they format code only.

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1 files changed, 7 insertions, 4 deletions

diff --git a/components/script/dom/bindings/inheritance.rs b/components/script/dom/bindings/inheritance.rs
index c017a806b6e..eaf394e594d 100644
--- a/components/script/dom/bindings/inheritance.rs
+++ b/components/script/dom/bindings/inheritance.rs
@@ -16,7 +16,8 @@ use std::mem;
 pub trait Castable: IDLInterface + DomObject + Sized {
     /// Check whether a DOM object implements one of its deriving interfaces.
     fn is<T>(&self) -> bool
-        where T: DerivedFrom<Self>
+    where
+        T: DerivedFrom<Self>,
     {
         let class = unsafe { get_dom_class(self.reflector().get_jsobject().get()).unwrap() };
         T::derives(class)
@@ -24,15 +25,17 @@ pub trait Castable: IDLInterface + DomObject + Sized {
 
     /// Cast a DOM object upwards to one of the interfaces it derives from.
     fn upcast<T>(&self) -> &T
-        where T: Castable,
-              Self: DerivedFrom<T>
+    where
+        T: Castable,
+        Self: DerivedFrom<T>,
     {
         unsafe { mem::transmute(self) }
     }
 
     /// Cast a DOM object downwards to one of the interfaces it might implement.
     fn downcast<T>(&self) -> Option<&T>
-        where T: DerivedFrom<Self>
+    where
+        T: DerivedFrom<Self>,
     {
         if self.is::<T>() {
             Some(unsafe { mem::transmute(self) })