Oilpan: Prepare moving DateTimeChooser to Oilpan

Source/web/DateTimeChooserImpl.cpp

 /*
  * Copyright (C) 2012 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 42 matching lines @@
     , m_client(client)
     , m_popup(0)
     , m_parameters(parameters)
     , m_locale(WebCore::Locale::create(parameters.locale))
 {
     ASSERT(m_chromeClient);
     ASSERT(m_client);
     m_popup = m_chromeClient->openPagePopup(this, m_parameters.anchorRectInRootView);
 }
 
-PassRefPtr<DateTimeChooserImpl> DateTimeChooserImpl::create(ChromeClientImpl* chromeClient, WebCore::DateTimeChooserClient* client, const WebCore::DateTimeChooserParameters& parameters)
+PassRefPtrWillBeRawPtr<DateTimeChooserImpl> DateTimeChooserImpl::create(ChromeClientImpl* chromeClient, WebCore::DateTimeChooserClient* client, const WebCore::DateTimeChooserParameters& parameters)
 {
-    return adoptRef(new DateTimeChooserImpl(chromeClient, client, parameters));
+    return adoptRefWillBeNoop(new DateTimeChooserImpl(chromeClient, client, parameters));
 }
 
 DateTimeChooserImpl::~DateTimeChooserImpl()
 {
 }
 
 void DateTimeChooserImpl::endChooser()
 {
     if (!m_popup)
         return;
@@ skipping 91 matching lines @@
     addString("</script></body>\n", data);
 }
 
 WebCore::Locale& DateTimeChooserImpl::locale()
 {
     return *m_locale;
 }
 
 void DateTimeChooserImpl::setValueAndClosePopup(int numValue, const String& stringValue)
 {
-    RefPtr<DateTimeChooserImpl> protector(this);
+    RefPtrWillBeRawPtr<DateTimeChooserImpl> protector(this);
     if (numValue >= 0)
         setValue(stringValue);
     endChooser();
 }
 
 void DateTimeChooserImpl::setValue(const String& value)
 {
     m_client->didChooseValue(value);
 }
 
 void DateTimeChooserImpl::closePopup()
 {
     endChooser();
 }
 
 void DateTimeChooserImpl::didClosePopup()
 {
     ASSERT(m_client);
     m_popup = 0;
     m_client->didEndChooser();
 }
 
+void DateTimeChooserImpl::trace(Visitor* visitor)
+{
+    visitor->trace(m_client);
+    DateTimeChooser::trace(visitor);
+}
+
 } // namespace blink
 
 #endif // ENABLE(INPUT_MULTIPLE_FIELDS_UI)