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

src/compiler/bytecode-graph-builder.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/bytecode-graph-builder.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/compilation-info.h"
 #include "src/compiler/compiler-source-position-table.h"
@@ skipping 688 matching lines @@
 void BytecodeGraphBuilder::VisitMov() {
   Node* value =
       environment()->LookupRegister(bytecode_iterator().GetRegisterOperand(0));
   environment()->BindRegister(bytecode_iterator().GetRegisterOperand(1), value);
 }
 
 Node* BytecodeGraphBuilder::BuildLoadGlobal(Handle<Name> name,
                                             uint32_t feedback_slot_index,
                                             TypeofMode typeof_mode) {
   VectorSlotPair feedback = CreateVectorSlotPair(feedback_slot_index);
-  DCHECK_EQ(FeedbackVectorSlotKind::LOAD_GLOBAL_IC,
-            feedback_vector()->GetKind(feedback.slot()));
+  DCHECK(IsLoadGlobalICKind(feedback_vector()->GetKind(feedback.slot())));
   const Operator* op = javascript()->LoadGlobal(name, feedback, typeof_mode);
   return NewNode(op);
 }
 
 void BytecodeGraphBuilder::VisitLdaGlobal() {
   PrepareEagerCheckpoint();
   Handle<Name> name =
       Handle<Name>::cast(bytecode_iterator().GetConstantForIndexOperand(0));
   uint32_t feedback_slot_index = bytecode_iterator().GetIndexOperand(1);
   Node* node =
@@ skipping 1595 matching lines @@
         it->source_position().ScriptOffset(), start_position_.InliningId()));
     it->Advance();
   } else {
     DCHECK_GT(it->code_offset(), offset);
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8