[compiler] Sanitize entry points to LookupSlot access.

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 cd1994532b93842ae059981d20c99a6e0f249345..d7f54350e058a95a27124b6e9bde5892f00afefb 100644
--- a/src/compiler/js-generic-lowering.cc
+++ b/src/compiler/js-generic-lowering.cc
@@ -522,21 +522,6 @@ void JSGenericLowering::LowerJSStoreContext(Node* node) {
 }
 
 
-void JSGenericLowering::LowerJSLoadDynamic(Node* node) {
-  const DynamicAccess& access = DynamicAccessOf(node->op());
-  Runtime::FunctionId function_id =
-      (access.typeof_mode() == NOT_INSIDE_TYPEOF)
-          ? Runtime::kLoadLookupSlot
-          : Runtime::kLoadLookupSlotNoReferenceError;
-  Node* projection = graph()->NewNode(common()->Projection(0), node);
-  NodeProperties::ReplaceUses(node, projection, node, node, node);
-  node->RemoveInput(NodeProperties::FirstValueIndex(node));
-  node->InsertInput(zone(), 1, jsgraph()->Constant(access.name()));
-  ReplaceWithRuntimeCall(node, function_id);
-  projection->ReplaceInput(0, node);
-}
-
-
 void JSGenericLowering::LowerJSCreate(Node* node) {
   ReplaceWithRuntimeCall(node, Runtime::kNewObject);
 }