Adapt use-site to new BoilerplateDescription.

src/compiler/js-operator.cc

Index: src/compiler/js-operator.cc
diff --git a/src/compiler/js-operator.cc b/src/compiler/js-operator.cc
index b53ec8941b63bb34cc88863acd9dae3f38b1b59c..847ef6aee5eee76df8997aec9b617373958d0ea8 100644
--- a/src/compiler/js-operator.cc
+++ b/src/compiler/js-operator.cc
@@ -996,7 +996,7 @@ const Operator* JSOperatorBuilder::CreateLiteralArray(
 }
 
 const Operator* JSOperatorBuilder::CreateLiteralObject(
-    Handle<FixedArray> constant_properties, int literal_flags,
+    Handle<BoilerplateDescription> constant_properties, int literal_flags,
     int literal_index, int number_of_properties) {
   CreateLiteralParameters parameters(constant_properties, number_of_properties,
                                      literal_flags, literal_index);