Make MemoryCache's LRUList manipulation private

Source/core/xml/parser/XMLDocumentParser.cpp

Index: Source/core/xml/parser/XMLDocumentParser.cpp
diff --git a/Source/core/xml/parser/XMLDocumentParser.cpp b/Source/core/xml/parser/XMLDocumentParser.cpp
index 56c0f3d0dba0d1c5976a7c6b1c663e06e1ace10e..c019b984bbf1b2059a5cf92abe1fa12665a4c6e0 100644
--- a/Source/core/xml/parser/XMLDocumentParser.cpp
+++ b/Source/core/xml/parser/XMLDocumentParser.cpp
@@ -451,7 +451,6 @@ void XMLDocumentParser::insertErrorMessageBlock()
 void XMLDocumentParser::notifyFinished(Resource* unusedResource)
 {
     ASSERT_UNUSED(unusedResource, unusedResource == m_pendingScript);
-    ASSERT(m_pendingScript->accessCount() > 0);
 
     ScriptSourceCode sourceCode(m_pendingScript.get());
     bool errorOccurred = m_pendingScript->errorOccurred();