Auto merge of #18968 - mbrubeck:try, r=emilio

Use try syntax for Option where appropriate

- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes do not require tests because they are refactoring only

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components/layout/inline.rs

@@ -384,10 +384,7 @@ impl LineBreaker {
                                  -> Option<Fragment>
         where I: Iterator<Item=Fragment>,
     {
-        let mut result = match self.next_fragment(old_fragment_iter) {
-            None => return None,
-            Some(fragment) => fragment,
-        };
+        let mut result = self.next_fragment(old_fragment_iter)?;
 
         loop {
             let candidate = match self.next_fragment(old_fragment_iter) {