Fix WebCore.Scripts.ParsingBlocking.TimeBetweenLoadedAndCompiled UMA some more.

Source/core/html/parser/HTMLScriptRunner.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:
  * 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 232 matching lines @@
     return true;
 }
 
 void HTMLScriptRunner::requestParsingBlockingScript(Element* element)
 {
     if (!requestPendingScript(m_parserBlockingScript, element))
         return;
 
     ASSERT(m_parserBlockingScript.resource());
 
-    m_parserBlockingScriptAlreadyLoaded = m_parserBlockingScript.resource()->isLoaded();
+    // Exclude already loaded resources (from memory cache) and reloads from the
+    // computation of
+    // WebCore.Scripts.ParsingBlocking.TimeBetweenLoadedAndCompiled (done after
+    // the script is compiled).
+    m_parserBlockingScriptAlreadyLoaded = m_parserBlockingScript.resource()->isLoaded() || m_parserBlockingScript.resource()->resourceToRevalidate();
     blink::Platform::current()->histogramEnumeration("WebCore.Scripts.ParsingBlocking.AlreadyLoaded", m_parserBlockingScriptAlreadyLoaded ? 1 : 0, 2);
+
     // We only care about a load callback if resource is not already
     // in the cache. Callers will attempt to run the m_parserBlockingScript
     // if possible before returning control to the parser.
-    if (!m_parserBlockingScriptAlreadyLoaded)
+    if (!m_parserBlockingScript.resource()->isLoaded())
         m_parserBlockingScript.watchForLoad(this);
 }
 
 void HTMLScriptRunner::requestDeferredScript(Element* element)
 {
     PendingScript pendingScript;
     if (!requestPendingScript(pendingScript, element))
         return;
 
     ASSERT(pendingScript.resource());
@@ skipping 62 matching lines @@
 
 void HTMLScriptRunner::trace(Visitor* visitor)
 {
     visitor->trace(m_document);
     visitor->trace(m_host);
     visitor->trace(m_parserBlockingScript);
     visitor->trace(m_scriptsToExecuteAfterParsing);
 }
 
 }