Do not use deprecated MakeWeak in d8.

src/d8.cc

Index: src/d8.cc
diff --git a/src/d8.cc b/src/d8.cc
index 4bfdb5114fe84af5bdd582554d1302237b4af345..65af987b42759bd3786eb2702f17c31670c99b72 100644
--- a/src/d8.cc
+++ b/src/d8.cc
@@ -1105,7 +1105,7 @@ void Shell::ReadBuffer(const v8::FunctionCallbackInfo<v8::Value>& args) {
   }
   Handle<v8::ArrayBuffer> buffer = ArrayBuffer::New(data, length);
   v8::Persistent<v8::ArrayBuffer> weak_handle(isolate, buffer);
-  weak_handle.MakeWeak(isolate, data, ReadBufferWeakCallback);
+  weak_handle.MakeWeak(data, ReadBufferWeakCallback);
   weak_handle.MarkIndependent();
   isolate->AdjustAmountOfExternalAllocatedMemory(length);