emit premonomorphic ics for loads/stores in optimized code

src/compiler/js-generic-lowering.cc

Index: src/compiler/js-generic-lowering.cc
diff --git a/src/compiler/js-generic-lowering.cc b/src/compiler/js-generic-lowering.cc
index d326e806078f83197c5734406a872fa5e360c3d3..e4cd28a19a5fcc23e18bdff6eef6bb234efd6b73 100644
--- a/src/compiler/js-generic-lowering.cc
+++ b/src/compiler/js-generic-lowering.cc
@@ -274,8 +274,8 @@ void JSGenericLowering::LowerJSLoadProperty(Node* node) {
 
 void JSGenericLowering::LowerJSLoadNamed(Node* node) {
   const LoadNamedParameters& p = LoadNamedParametersOf(node->op());
-  Callable callable =
-      CodeFactory::LoadICInOptimizedCode(isolate(), p.contextual_mode());
+  Callable callable = CodeFactory::LoadICInOptimizedCode(
+      isolate(), p.contextual_mode(), UNINITIALIZED);
   PatchInsertInput(node, 1, jsgraph()->HeapConstant(p.name()));
   if (FLAG_vector_ics) {
     PatchInsertInput(node, 2, jsgraph()->SmiConstant(p.feedback().index()));