Non-Oilpan Memory: Fix HTMLViewSourceDocument and WebLeakDetector.

Source/core/html/HTMLViewSourceDocument.h

 /*
  * Copyright (C) 2006, 2008, 2009 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 29 matching lines @@
         AnnotateSourceAsXSS
     };
 
     static PassRefPtrWillBeRawPtr<HTMLViewSourceDocument> create(const DocumentInit& initializer, const String& mimeType)
     {
         return adoptRefWillBeNoop(new HTMLViewSourceDocument(initializer, mimeType));
     }
 
     void addSource(const String&, HTMLToken&, SourceAnnotation);
 
+#if !ENABLE(OILPAN)
+    void dispose() override;
+#endif
+
     DECLARE_VIRTUAL_TRACE();
 
 private:
     HTMLViewSourceDocument(const DocumentInit&, const String& mimeType);
 
     PassRefPtrWillBeRawPtr<DocumentParser> createParser() override;
 
     void processDoctypeToken(const String& source, HTMLToken&);
     void processEndOfFileToken(const String& source, HTMLToken&);
     void processTagToken(const String& source, HTMLToken&, SourceAnnotation);
@@ skipping 14 matching lines @@
     String m_type;
     RefPtrWillBeMember<Element> m_current;
     RefPtrWillBeMember<HTMLTableSectionElement> m_tbody;
     RefPtrWillBeMember<HTMLTableCellElement> m_td;
     int m_lineNumber;
 };
 
 }
 
 #endif // HTMLViewSourceDocument_h