Import Dart bindings as of Blink r188698. This merely copies the files over and does not attach any…

sky/engine/bindings-dart/core/dart/custom/DartCustomEventCustom.cpp

+// Copyright 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 "bindings/core/dart/DartCustomEvent.h"
+
+#include "bindings/core/v8/V8Binding.h"
+
+namespace blink {
+
+namespace DartCustomEventInternal {
+
+void detailGetter(Dart_NativeArguments args)
+{
+    // FIXME: consider if we need complicated logic of v8 counterpart.
+    CustomEvent* receiver = DartDOMWrapper::receiver< CustomEvent >(args);
+
+    if (!receiver->serializedDetail()) {
+        // The detail field was set in the main V8 isolate. We need to convert
+        // it to a SerializedScriptValue here.
+        v8::Isolate* v8Isolate = v8::Isolate::GetCurrent();
+        v8::Handle<v8::Value> mainWorldDetail = V8HiddenValue::getHiddenValueFromMainWorldWrapper(v8Isolate, receiver, V8HiddenValue::detail(v8Isolate));
+        if (!mainWorldDetail.IsEmpty())
+            receiver->setSerializedDetail(SerializedScriptValue::createAndSwallowExceptions(mainWorldDetail, v8Isolate));
+    }
+
+    Dart_Handle returnValue = DartUtilities::serializedScriptValueToDart(receiver->serializedDetail());
+    if (returnValue)
+        Dart_SetReturnValue(args, returnValue);
+    return;
+}
+
+void initCustomEventCallback(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        CustomEvent* receiver = DartDOMWrapper::receiver< CustomEvent >(args);
+
+        DartStringAdapter typeArg = DartUtilities::dartToStringWithNullCheck(args, 1, exception);
+        if (exception)
+            goto fail;
+
+        bool canBubbleArg = DartUtilities::dartToBool(Dart_GetNativeArgument(args, 2), exception);
+        if (exception)
+            goto fail;
+
+        bool cancelableArg = DartUtilities::dartToBool(Dart_GetNativeArgument(args, 3), exception);
+        if (exception)
+            goto fail;
+
+        RefPtr<SerializedScriptValue> detailArg = DartUtilities::dartToSerializedScriptValue(Dart_GetNativeArgument(args, 4), exception);
+        if (exception)
+            goto fail;
+
+        receiver->initCustomEvent(typeArg, canBubbleArg, cancelableArg, detailArg);
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+}
+
+}