Remove WebDocument::createEvent.

content/shell/renderer/ipc_echo.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/shell/renderer/ipc_echo.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/shell/common/shell_messages.h"
 #include "gin/handle.h"
@@ skipping 93 matching lines @@
 }
 
 void IPCEcho::RequestEcho(int id, int size) {
   sender_->Send(new ShellViewHostMsg_EchoPing(
       routing_id_, id, std::string(size, '*')));
 }
 
 void IPCEcho::DidRespondEcho(int id, int size) {
   last_echo_id_ = id;
   last_echo_size_ = size;
-  blink::WebString eventName = blink::WebString::fromUTF8("CustomEvent");
-  blink::WebString eventType = blink::WebString::fromUTF8("pong");
-  blink::WebDOMEvent event = document_.createEvent(eventName);
-  event.to<blink::WebDOMCustomEvent>().initCustomEvent(
-      eventType, false, false, blink::WebSerializedScriptValue());
-  document_.dispatchEvent(event);
+  document_.dispatchEvent(blink::WebDOMCustomEvent("pong"));
 }
 
 void IPCEcho::Install(blink::WebFrame* frame) {
   IPCEchoBindings::Install(weak_factory_.GetWeakPtr(), frame);
 }
 
 }  // namespace content