media: Add RunOnDestruction

mojo/public/interfaces/bindings/tests/sample_service.mojom

Index: mojo/public/interfaces/bindings/tests/sample_service.mojom
diff --git a/mojo/public/interfaces/bindings/tests/sample_service.mojom b/mojo/public/interfaces/bindings/tests/sample_service.mojom
index 761cb91a9b5d2cfd81ef56601b13047aabcb7dde..221cfe84f1c4d6d0ac5105115140da5cbce06d98 100644
--- a/mojo/public/interfaces/bindings/tests/sample_service.mojom
+++ b/mojo/public/interfaces/bindings/tests/sample_service.mojom
@@ -103,6 +103,7 @@ interface Service {
   const uint8 kFavoriteBaz = 1;
   Frobinate@0(Foo? foo@0, BazOptions baz@1, Port? port@2) => (int32 result@0);
   GetPort@1(Port& port @0);
+  EatCallback() => (bool result);
 };
 
 // This interface is referenced above where it is defined. It also refers to