Add test case for object properties

test/fixtures/experimental/decorators-stage-2/no-object-methods/actual.js

@@ -0,0 +1,5 @@
+var o = {
+  @baz
+  foo() {
+  }
+}

test/fixtures/experimental/decorators-stage-2/no-object-methods/options.json

@@ -0,0 +1,3 @@
+{
+  "throws": "Stage 2 decorators disallow object literal property decorators (2:2)"
+}