Remove support for "loads and stores to global vars through property cell shortcuts inst…

src/compiler/js-typed-lowering.cc

Index: src/compiler/js-typed-lowering.cc
diff --git a/src/compiler/js-typed-lowering.cc b/src/compiler/js-typed-lowering.cc
index a373c17d7a60fe6c2576752f58502576bed6349d..4ba6f6a3e5f01a392ada2b18f963ce2f4be1bfd7 100644
--- a/src/compiler/js-typed-lowering.cc
+++ b/src/compiler/js-typed-lowering.cc
@@ -1042,13 +1042,10 @@ Reduction JSTypedLowering::ReduceJSLoadDynamicGlobal(Node* node) {
   }
 
   // Fast case, because variable is not shadowed. Perform global object load.
-  Node* global = graph()->NewNode(
-      javascript()->LoadContext(0, Context::GLOBAL_OBJECT_INDEX, true), context,
-      context, effect);
   Node* fast = graph()->NewNode(
       javascript()->LoadGlobal(access.name(), access.feedback(),
                                access.typeof_mode()),
-      context, global, vector, context, state1, state2, global, check_true);
+      vector, context, state1, state2, effect, check_true);
 
   // Slow case, because variable potentially shadowed. Perform dynamic lookup.
   uint32_t check_bitset = DynamicGlobalAccess::kFullCheckRequired;