[WIP] Migrate hasPendingActivity from ActiveDOMObject to ScriptWrappable.

third_party/WebKit/Source/modules/encryptedmedia/MediaKeys.cpp

 /*
  * Copyright (C) 2013 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 236 matching lines @@
 
     // We don't need the CDM anymore. Only destroyed after all related
     // ActiveDOMObjects have been stopped.
     m_cdm.clear();
 }
 
 bool MediaKeys::hasPendingActivity() const
 {
     // Remain around if there are pending events.
     WTF_LOG(Media, "MediaKeys(%p)::hasPendingActivity %s%s%s", this,
-        ActiveDOMObject::hasPendingActivity() ? " ActiveDOMObject::hasPendingActivity()" : "",
+        ScriptWrappable::hasPendingActivity() ? " ActiveDOMObject::hasPendingActivity()" : "",
         !m_pendingActions.isEmpty() ? " !m_pendingActions.isEmpty()" : "",
         m_reservedForMediaElement ? " m_reservedForMediaElement" : "");
 
-    return ActiveDOMObject::hasPendingActivity() || !m_pendingActions.isEmpty() || m_reservedForMediaElement;
+    return ScriptWrappable::hasPendingActivity() || !m_pendingActions.isEmpty() || m_reservedForMediaElement;
 }
 
 void MediaKeys::stop()
 {
     ActiveDOMObject::stop();
 
     if (m_timer.isActive())
         m_timer.stop();
     m_pendingActions.clear();
 }
 
 } // namespace blink