Simplify handling of Transferable objects while (de)serializing.

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 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 824 matching lines @@
     EXPECT_EQ(std::string::npos, content.find("Message 2."));
 }
 
 TEST_P(ParameterizedWebFrameTest, PostMessageThenDetach)
 {
     FrameTestHelpers::WebViewHelper webViewHelper(this);
     webViewHelper.initializeAndLoad("about:blank");
 
     LocalFrame* frame = toLocalFrame(webViewHelper.webViewImpl()->page()->mainFrame());
     NonThrowableExceptionState exceptionState;
-    frame->domWindow()->postMessage(SerializedScriptValueFactory::instance().create("message"), 0, "*", frame->localDOMWindow(), exceptionState);
+    MessagePortArray messagePorts;
+    frame->domWindow()->postMessage(SerializedScriptValueFactory::instance().create("message"), messagePorts, "*", frame->localDOMWindow(), exceptionState);
     webViewHelper.reset();
     EXPECT_FALSE(exceptionState.hadException());
 
     // Success is not crashing.
     runPendingTasks();
 }
 
 namespace {
 
 class FixedLayoutTestWebViewClient : public FrameTestHelpers::TestWebViewClient {
@@ skipping 7759 matching lines @@
     WebLocalFrame* mainFrame = helper.webView()->mainFrame()->toWebLocalFrame();
     v8::HandleScope scope(v8::Isolate::GetCurrent());
     mainFrame->executeScript(WebScriptSource("hello = 'world';"));
     FrameTestHelpers::loadFrame(mainFrame, "data:text/html,new page");
     v8::Local<v8::Value> result = mainFrame->executeScriptAndReturnValue(WebScriptSource("hello"));
     ASSERT_TRUE(result->IsString());
     EXPECT_EQ("world", toCoreString(result->ToString(mainFrame->mainWorldScriptContext()).ToLocalChecked()));
 }
 
 } // namespace blink