Auto-formatted all .mojom files.

mojo/services/native_viewport/interfaces/native_viewport.mojom

Index: mojo/services/native_viewport/interfaces/native_viewport.mojom
diff --git a/mojo/services/native_viewport/interfaces/native_viewport.mojom b/mojo/services/native_viewport/interfaces/native_viewport.mojom
index ee53e81bbe9f1e8fa883a189cb3a9dfceed4ef03..b33d244f35f4aec3c53c4fe87e2976374c1ced8d 100644
--- a/mojo/services/native_viewport/interfaces/native_viewport.mojom
+++ b/mojo/services/native_viewport/interfaces/native_viewport.mojom
@@ -27,7 +27,8 @@ interface NativeViewport {
   // TODO(sky): having a create function is awkward. Should there be a factory
   // to create the NativeViewport that takes the size?
   // When the viewport is created it is initially shown.
-  Create(Size size, SurfaceConfiguration? requested_configuration) => (ViewportMetrics metrics);
+  Create(Size size, SurfaceConfiguration? requested_configuration)
+      => (ViewportMetrics metrics);
 
   Show();
   Hide();