Revert "Use V8 implementation of ArrayBuffer in Blink."

Source/bindings/v8/V8Binding.h

 /*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2012 Ericsson AB. 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.
@@ skipping 52 matching lines @@
 
     // Schedule a JavaScript error to be thrown.
     v8::Handle<v8::Value> throwError(v8::Handle<v8::Value>, v8::Isolate*);
 
     // A helper for throwing JavaScript TypeError.
     v8::Handle<v8::Value> throwTypeError(const char*, v8::Isolate*);
 
     // A helper for throwing JavaScript TypeError for not enough arguments.
     v8::Handle<v8::Value> throwNotEnoughArgumentsError(v8::Isolate*);
 
-    v8::ArrayBuffer::Allocator* v8ArrayBufferAllocator();
-
     inline v8::Handle<v8::Value> argumentOrNull(const v8::FunctionCallbackInfo<v8::Value>& args, int index)
     {
         return index >= args.Length() ? v8::Local<v8::Value>() : args[index];
     }
 
     // A fast accessor for v8::Null(isolate). isolate must not be 0.
     // If isolate can be 0, use v8NullWithCheck().
     inline v8::Handle<v8::Value> v8Null(v8::Isolate* isolate)
     {
         ASSERT(isolate);
@@ skipping 488 matching lines @@
     template <class T>
     v8::Handle<T> unsafeHandleFromRawValue(const T* value)
     {
         const v8::Handle<T>* handle = reinterpret_cast<const v8::Handle<T>*>(&value);
         return *handle;
     }
 
 } // namespace WebCore
 
 #endif // V8Binding_h