[bindings] Remove custom binding usage from XMLHttpRequest.open()

Source/bindings/core/v8/custom/V8XMLHttpRequestCustom.cpp

 /*
  * Copyright (C) 2008, 2009, 2010 Google Inc. 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
@@ skipping 137 matching lines @@
 
     case XMLHttpRequest::ResponseTypeArrayBuffer:
         {
             DOMArrayBuffer* arrayBuffer = xmlHttpRequest->responseArrayBuffer();
             v8SetReturnValueFast(info, arrayBuffer, xmlHttpRequest);
             return;
         }
     }
 }
 
-void V8XMLHttpRequest::openMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
-{
-    // Four cases:
-    // open(method, url)
-    // open(method, url, async)
-    // open(method, url, async, user)
-    // open(method, url, async, user, passwd)
-
-    ExceptionState exceptionState(ExceptionState::ExecutionContext, "open", "XMLHttpRequest", info.Holder(), info.GetIsolate());
-
-    if (info.Length() < 2) {
-        exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(2, info.Length()));
-        exceptionState.throwIfNeeded();
-        return;
-    }
-
-    XMLHttpRequest* xmlHttpRequest = V8XMLHttpRequest::toImpl(info.Holder());
-
-    TOSTRING_VOID(V8StringResource<>, method, info[0]);
-    TOSTRING_VOID(V8StringResource<>, urlstring, info[1]);
-
-    ExecutionContext* context = currentExecutionContext(info.GetIsolate());
-    KURL url = context->completeURL(urlstring);
-
-    if (info.Length() >= 3) {
-        bool async = info[2]->BooleanValue();
-
-        if (info.Length() >= 4 && !info[3]->IsUndefined()) {
-            TOSTRING_VOID(V8StringResource<TreatNullAsNullString>, user, info[3]);
-
-            if (info.Length() >= 5 && !info[4]->IsUndefined()) {
-                TOSTRING_VOID(V8StringResource<TreatNullAsNullString>, password, info[4]);
-                xmlHttpRequest->open(method, url, async, user, password, exceptionState);
-            } else {
-                xmlHttpRequest->open(method, url, async, user, exceptionState);
-            }
-        } else {
-            xmlHttpRequest->open(method, url, async, exceptionState);
-        }
-    } else {
-        xmlHttpRequest->open(method, url, exceptionState);
-    }
-
-    exceptionState.throwIfNeeded();
-}
-
 } // namespace blink