[import] Cleanup: get rid of ad-hoc state machine.

Source/core/html/LinkImport.cpp

 /*
  * Copyright (C) 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
@@ skipping 92 matching lines @@
 
 void LinkImport::ownerRemoved()
 {
     clear();
 }
 
 void LinkImport::didFinish()
 {
     if (!m_owner)
         return;
-    m_owner->scheduleEvent();
+    // Because didFinish() is called from import's own scheduler in HTMLImportsController,
+    // we don't need to scheduleEvent() here.
+    m_owner->dispatchEventImmediately();
 }
 
 void LinkImport::importChildWasDestroyed(HTMLImportChild* child)
 {
     ASSERT(m_child == child);
     m_child = 0;
     clear();
 }
 
 bool LinkImport::isCreatedByParser() const
 {
     return m_owner && m_owner->isCreatedByParser();
 }
 
 bool LinkImport::hasLoaded() const
 {
     return m_child && m_child->isDone() && !m_child->loaderHasError();
 }
 
 } // namespace WebCore