Run `cargo fmt`

BUG=None
TEST=None

Change-Id: I6db08c2ccfc616e4e34ad0219580c084dda34675
Reviewed-on: https://chromium-review.googlesource.com/1475058
Commit-Ready: Miriam Zimmerman <mutexlox@chromium.org>
Tested-by: Miriam Zimmerman <mutexlox@chromium.org>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Dylan Reid <dgreid@chromium.org>
diff --git a/bit_field/bit_field_derive/bit_field_derive.rs b/bit_field/bit_field_derive/bit_field_derive.rs
index e3ed2ae..428f45f 100644
--- a/bit_field/bit_field_derive/bit_field_derive.rs
+++ b/bit_field/bit_field_derive/bit_field_derive.rs
@@ -51,7 +51,7 @@
         Err(err_str) => {
             return quote! {
                 compile_error!(#err_str);
-            }
+            };
         }
     };
     let struct_def = get_struct_def(&vis, &name, fields.as_slice());
@@ -99,7 +99,7 @@
             None => {
                 return Err(format!(
                     "Unknown Error. bit_field_derive library might have a bug."
-                ))
+                ));
             }
         };
         let ty = field.ty;