[ic] Encode LoadGlobalIC's typeof mode in slot kind instead of code object's flags.

src/compiler/ast-graph-builder.cc

Index: src/compiler/ast-graph-builder.cc
diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc
index 02120cf2680f458babefc903058e803ed82b3476..249743723282d7196e30a4f50228ed8925f6922e 100644
--- a/src/compiler/ast-graph-builder.cc
+++ b/src/compiler/ast-graph-builder.cc
@@ -2769,6 +2769,7 @@ Node* AstGraphBuilder::BuildNamedStore(Node* object, Handle<Name> name,
 Node* AstGraphBuilder::BuildGlobalLoad(Handle<Name> name,
                                        const VectorSlotPair& feedback,
                                        TypeofMode typeof_mode) {
+  DCHECK_EQ(feedback.vector()->GetTypeofMode(feedback.slot()), typeof_mode);
   const Operator* op = javascript()->LoadGlobal(name, feedback, typeof_mode);
   Node* node = NewNode(op);
   return node;