Move FillWithHoles FixedArray and FixedDoubleArray functions to the given classes.

src/objects.h

 // Copyright 2012 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 3015 matching lines @@
   inline void set_undefined(int index);
   inline void set_null(int index);
   inline void set_the_hole(int index);
 
   inline Object** GetFirstElementAddress();
   inline bool ContainsOnlySmisOrHoles();
 
   // Gives access to raw memory which stores the array's data.
   inline Object** data_start();
 
+  inline void FillWithHoles(int from, int to);
+
   // Shrink length and insert filler objects.
   void Shrink(int length);
 
   // Copy operations.
   MUST_USE_RESULT inline MaybeObject* Copy();
   MUST_USE_RESULT MaybeObject* CopySize(int new_length,
                                         PretenureFlag pretenure = NOT_TENURED);
 
   // Add the elements of a JSArray to this FixedArray.
   MUST_USE_RESULT MaybeObject* AddKeysFromJSArray(JSArray* array);
@@ skipping 88 matching lines @@
   MUST_USE_RESULT inline MaybeObject* Copy();
 
   // Garbage collection support.
   inline static int SizeFor(int length) {
     return kHeaderSize + length * kDoubleSize;
   }
 
   // Gives access to raw memory which stores the array's data.
   inline double* data_start();
 
+  inline void FillWithHoles(int from, int to);
+
   // Code Generation support.
   static int OffsetOfElementAt(int index) { return SizeFor(index); }
 
   inline static bool is_the_hole_nan(double value);
   inline static double hole_nan_as_double();
   inline static double canonical_not_the_hole_nan_as_double();
 
   // Casting.
   static inline FixedDoubleArray* cast(Object* obj);
 
@@ skipping 7632 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_