Bug 951202 - Change bindings declared with declareLazyFFI to be enumerable. r=Yoric

--HG--
extra : rebase_source : 1f5260a3a579f09d30203d010cceaba0cf22cc2e

toolkit/components/osfile/modules/osfile_shared_allthreads.jsm

@@ -968,7 +968,8 @@ function declareLazyFFI(object, field, ...declareFFIArgs) {
       }
       return undefined;
     },
-    configurable: true
+    configurable: true,
+    enumerable: true
   });
 }
 exports.declareLazyFFI = declareLazyFFI;