Vector ICs: Adapting store ic classes for vectors.

src/type-feedback-vector.h

 // Copyright 2014 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.
 
 #ifndef V8_TYPE_FEEDBACK_VECTOR_H_
 #define V8_TYPE_FEEDBACK_VECTOR_H_
 
 #include <vector>
 
 #include "src/checks.h"
@@ skipping 389 matching lines @@
 };
 
 
 class KeyedStoreICNexus : public FeedbackNexus {
  public:
   KeyedStoreICNexus(Handle<TypeFeedbackVector> vector,
                     FeedbackVectorICSlot slot)
       : FeedbackNexus(vector, slot) {
     DCHECK(vector->GetKind(slot) == Code::KEYED_STORE_IC);
   }
+  explicit KeyedStoreICNexus(Isolate* isolate)
+      : FeedbackNexus(TypeFeedbackVector::DummyVector(isolate),
+                      TypeFeedbackVector::DummySlot(
+                          TypeFeedbackVector::kDummyKeyedStoreICSlot)) {}
   KeyedStoreICNexus(TypeFeedbackVector* vector, FeedbackVectorICSlot slot)
       : FeedbackNexus(vector, slot) {
     DCHECK(vector->GetKind(slot) == Code::KEYED_STORE_IC);
   }
 
   void Clear(Code* host);
 
   // name can be a null handle for element loads.
   void ConfigureMonomorphic(Handle<Name> name, Handle<Map> receiver_map,
                             Handle<Code> handler);
   // name can be null.
   void ConfigurePolymorphic(Handle<Name> name, MapHandleList* maps,
                             CodeHandleList* handlers);
   void ConfigurePolymorphic(MapHandleList* maps,
                             MapHandleList* transitioned_maps,
                             CodeHandleList* handlers);
 
   KeyedAccessStoreMode GetKeyedAccessStoreMode() const;
   IcCheckType GetKeyType() const;
 
   InlineCacheState StateFromFeedback() const override;
   Name* FindFirstName() const override;
 };
 }
 }  // namespace v8::internal
 
 #endif  // V8_TRANSITIONS_H_