Get rid of JSArray::Expand and friends

src/objects.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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 10182 matching lines @@
   // Same as above but will also queue splice records if |array| is observed.
   static MaybeHandle<Object> ObservableSetLength(Handle<JSArray> array,
                                                  uint32_t length);
 
   // Set the content of the array to the content of storage.
   static inline void SetContent(Handle<JSArray> array,
                                 Handle<FixedArrayBase> storage);
 
   DECLARE_CAST(JSArray)
 
-  // Ensures that the fixed array backing the JSArray has at
-  // least the stated size.
-  static inline void EnsureSize(Handle<JSArray> array,
-                                int minimum_size_of_backing_fixed_array);
-
-  // Expand the fixed array backing of a fast-case JSArray to at least
-  // the requested size.
-  static void Expand(Handle<JSArray> array,
-                     int minimum_size_of_backing_fixed_array);
-
   // Dispatched behavior.
   DECLARE_PRINTER(JSArray)
   DECLARE_VERIFIER(JSArray)
 
   // Number of element slots to pre-allocate for an empty array.
   static const int kPreallocatedArrayElements = 4;
 
   // Layout description.
   static const int kLengthOffset = JSObject::kHeaderSize;
   static const int kSize = kLengthOffset + kPointerSize;
@@ skipping 638 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_