Get rid of unnecessary handle management when invoking interceptors.

src/objects.h

 // Copyright 2006-2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1490 matching lines @@
 
   // The following lookup functions skip interceptors.
   void LocalLookupRealNamedProperty(String* name, LookupResult* result);
   void LookupRealNamedProperty(String* name, LookupResult* result);
   void LookupRealNamedPropertyInPrototypes(String* name, LookupResult* result);
   void LookupCallbackSetterInPrototypes(String* name, LookupResult* result);
   Object* LookupCallbackSetterInPrototypes(uint32_t index);
   void LookupCallback(String* name, LookupResult* result);
 
   inline Smi* InterceptorPropertyLookupHint(String* name);
-  Object* GetInterceptorPropertyWithLookupHint(JSObject* receiver,
-                                               Smi* lookup_hint,
-                                               String* name,
-                                               PropertyAttributes* attributes);
   static const int kLookupInHolder = -1;
   static const int kLookupInPrototype = -2;
 
   // Returns the number of properties on this object filtering out properties
   // with the specified attributes (ignoring interceptors).
   int NumberOfLocalProperties(PropertyAttributes filter);
   // Returns the number of enumerable properties (ignoring interceptors).
   int NumberOfEnumProperties();
   // Fill in details for properties into storage starting at the specified
   // index.
@@ skipping 174 matching lines @@
                                           String* name,
                                           bool continue_search);
 
   // Returns true if most of the elements backing storage is used.
   bool HasDenseElements();
 
   Object* DefineGetterSetter(String* name, PropertyAttributes attributes);
 
   void LookupInDescriptor(String* name, LookupResult* result);
 
-  // Attempts to get property with a named interceptor getter.
-  // Sets |attributes| to ABSENT if interceptor didn't return anything
-  Object* GetPropertyWithInterceptorProper(JSObject* receiver,
-                                           String* name,
-                                           PropertyAttributes* attributes);
-
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSObject);
 };
 
 
 // Abstract super class arrays. It provides length behavior.
 class Array: public HeapObject {
  public:
   // [length]: length of the array.
   inline int length();
   inline void set_length(int value);
@@ skipping 3070 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_