[turbofan] Optimized lowering of DYNAMIC_GLOBAL lookup slot loads.

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 876a4563591cf7999a8aead27b3610d31123a8be..3fc0496450e5ee9550d0dbc54d7fef9fc2759a84 100644
--- a/src/compiler/js-generic-lowering.cc
+++ b/src/compiler/js-generic-lowering.cc
@@ -454,6 +454,7 @@ void JSGenericLowering::LowerJSLoadDynamicGlobal(Node* node) {
                                     : Runtime::kLoadLookupSlotNoReferenceError;
   Node* projection = graph()->NewNode(common()->Projection(0), node);
   NodeProperties::ReplaceWithValue(node, projection, node, node);
+  node->RemoveInput(NodeProperties::FirstFrameStateIndex(node) + 1);
   node->InsertInput(zone(), 1, jsgraph()->Constant(access.name()));
   ReplaceWithRuntimeCall(node, function_id);
   projection->ReplaceInput(0, node);