Add 'error' parameter to 'window.onerror' handlers.

Source/bindings/v8/custom/V8ErrorEventCustom.cpp

 /*
- * Copyright (C) 2009 Google Inc. All rights reserved.
+ * Copyright (C) 2013 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
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
+#include "V8ErrorEvent.h"
 
-#include "V8Worker.h"
-#include "bindings/v8/ExceptionState.h"
+#include "RuntimeEnabledFeatures.h"
+#include "V8Event.h"
+#include "bindings/v8/DOMWrapperWorld.h"
+#include "bindings/v8/Dictionary.h"
+#include "bindings/v8/ScriptState.h"
 #include "bindings/v8/SerializedScriptValue.h"
 #include "bindings/v8/V8Binding.h"
-#include "bindings/v8/V8Utilities.h"
+#include "bindings/v8/V8DOMWrapper.h"
+#include "bindings/v8/V8HiddenPropertyName.h"
+#include "core/dom/ContextFeatures.h"
 #include "core/page/Frame.h"
-#include "core/workers/Worker.h"
-#include "core/workers/WorkerGlobalScope.h"
-#include "wtf/ArrayBuffer.h"
 
 namespace WebCore {
 
-void V8Worker::postMessageMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
+static v8::Handle<v8::Value> cacheState(v8::Handle<v8::Object> errorWrapper, v8::Handle<v8::Value> error)
 {

[dcarney, 2013/07/30 10:48:55]

this function can go

-    Worker* worker = V8Worker::toNative(args.Holder());
-    MessagePortArray ports;
-    ArrayBufferArray arrayBuffers;
-    if (args.Length() > 1) {
-        if (!extractTransferables(args[1], ports, arrayBuffers, args.GetIsolate()))
-            return;
+    errorWrapper->SetHiddenValue(V8HiddenPropertyName::error(), error);
+    return error;
+}
+
+
+void V8ErrorEvent::errorAttrGetterCustom(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
+{
+    ErrorEvent* event = V8ErrorEvent::toNative(info.Holder());
+    v8::Handle<v8::Object> error = event->error().v8Value()->ToObject();
+
+    if (DOMWrapperWorld::current()->worldId() != error->GetHiddenValue(V8HiddenPropertyName::worldId())->IntegerValue()) {
+        v8SetReturnValue(info, v8::Null(info.GetIsolate()));
+        return;
     }
-    bool didThrow = false;
-    RefPtr<SerializedScriptValue> message =
-        SerializedScriptValue::create(args[0],
-                                      &ports,
-                                      &arrayBuffers,
-                                      didThrow,
-                                      args.GetIsolate());
-    if (didThrow)
-        return;
-    ExceptionState es(args.GetIsolate());
-    worker->postMessage(message.release(), &ports, es);
-    es.throwIfNeeded();
+
+    v8SetReturnValue(info, error);
 }
 
 } // namespace WebCore