handle the special snowflakes that are Integer Indexed Exotic objects

src/hydrogen.h

 // Copyright 2012 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_HYDROGEN_H_
 #define V8_HYDROGEN_H_
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
@@ skipping 2565 matching lines @@
     }
 
     Zone* zone() { return builder_->zone(); }
     CompilationInfo* top_info() { return builder_->top_info(); }
     CompilationInfo* current_info() { return builder_->current_info(); }
 
     bool LoadResult(Handle<Map> map);
     void LoadFieldMaps(Handle<Map> map);
     bool LookupDescriptor();
     bool LookupInPrototypes();
+    bool IsIntegerIndexedExotic();
     bool IsCompatible(PropertyAccessInfo* other);
 
     void GeneralizeRepresentation(Representation r) {
       access_ = access_.WithRepresentation(
           access_.representation().generalize(r));
     }
 
     HOptimizedGraphBuilder* builder_;
     PropertyAccessType access_type_;
     Handle<Map> map_;
@@ skipping 370 matching lines @@
   }
 
  private:
   HGraphBuilder* builder_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_